Improve warning suppression for inlined functions.

Resolves:
PR middle-end/98871 - Cannot silence -Wmaybe-uninitialized at declaration site
PR middle-end/98512 - #pragma GCC diagnostic ignored ineffective in conjunction with alias attribute

gcc/ChangeLog:

	* builtins.c (warn_string_no_nul): Remove %G.
	(maybe_warn_for_bound): Same.
	(warn_for_access): Same.
	(check_access): Same.
	(check_strncat_sizes): Same.
	(expand_builtin_strncat): Same.
	(expand_builtin_strncmp): Same.
	(expand_builtin): Same.
	(expand_builtin_object_size): Same.
	(warn_dealloc_offset): Same.
	(maybe_emit_free_warning): Same.
	* calls.c (maybe_warn_alloc_args_overflow): Same.
	(maybe_warn_nonstring_arg): Same.
	(maybe_warn_rdwr_sizes): Same.
	* expr.c (expand_expr_real_1): Remove %K.
	* gimple-fold.c (gimple_fold_builtin_strncpy): Remove %G.
	(gimple_fold_builtin_strncat): Same.
	* gimple-ssa-sprintf.c (format_directive): Same.
	(handle_printf_call): Same.
	* gimple-ssa-warn-alloca.c (pass_walloca::execute): Same.
	* gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
	(maybe_diag_access_bounds): Same.  Call gimple_location.
	(check_bounds_or_overlap): Same.
	* trans-mem.c (ipa_tm_scan_irr_block): Remove %K.  Simplify.
	* tree-ssa-ccp.c (pass_post_ipa_warn::execute): Remove %G.
	* tree-ssa-strlen.c (maybe_warn_overflow): Same.
	(maybe_diag_stxncpy_trunc): Same.
	(handle_builtin_stxncpy_strncat): Same.
	(maybe_warn_pointless_strcmp): Same.
	* tree-ssa-uninit.c (maybe_warn_operand): Same.

gcc/testsuite/ChangeLog:

	* gcc.dg/Wfree-nonheap-object-4.c: Tighten up.
	* gcc.dg/Wobjsize-1.c: Prune expected output.
	* gcc.dg/Warray-bounds-71.c: New test.
	* gcc.dg/Warray-bounds-71.h: New test.
	* gcc.dg/Warray-bounds-72.c: New test.
	* gcc.dg/Warray-bounds-73.c: New test.
	* gcc.dg/Warray-bounds-74.c: New test.
	* gcc.dg/Warray-bounds-75.c: New test.
	* gcc.dg/Wfree-nonheap-object-5.c: New test.
	* gcc.dg/pragma-diag-10.c: New test.
	* gcc.dg/pragma-diag-9.c: New test.
	* gcc.dg/uninit-suppress_3.c: New test.

diff --git a/gcc/builtins.c b/gcc/builtins.c
index e5e39386a93..e59fa322729 100644
--- a/gcc/builtins.c
+++ b/gcc/builtins.c
@@ -1126,30 +1126,30 @@ warn_string_no_nul (location_t loc, tree expr, const char *fname,
 	{
 	  if (wi::ltu_p (maxsiz, bndrng[0]))
 	    warned = warning_at (loc, opt,
-				 "%K%qD specified bound %s exceeds "
+				 "%qD specified bound %s exceeds "
 				 "maximum object size %E",
-				 expr, func, bndstr, maxobjsize);
+				 func, bndstr, maxobjsize);
 	  else
 	    {
 	      bool maybe = wi::to_wide (size) == bndrng[0];
 	      warned = warning_at (loc, opt,
 				   exact
-				   ? G_("%K%qD specified bound %s exceeds "
+				   ? G_("%qD specified bound %s exceeds "
 					"the size %E of unterminated array")
 				   : (maybe
-				      ? G_("%K%qD specified bound %s may "
+				      ? G_("%qD specified bound %s may "
 					   "exceed the size of at most %E "
 					   "of unterminated array")
-				      : G_("%K%qD specified bound %s exceeds "
+				      : G_("%qD specified bound %s exceeds "
 					   "the size of at most %E "
 					   "of unterminated array")),
-				   expr, func, bndstr, size);
+				   func, bndstr, size);
 	    }
 	}
       else
 	warned = warning_at (loc, opt,
-			     "%K%qD argument missing terminating nul",
-			     expr, func);
+			     "%qD argument missing terminating nul",
+			     func);
     }
   else
     {
@@ -3969,35 +3969,34 @@ maybe_warn_for_bound (opt_code opt, location_t loc, tree exp, tree func,
 	    warned = (func
 		      ? warning_at (loc, opt,
 				    (maybe
-				     ? G_("%K%qD specified bound %E may "
+				     ? G_("%qD specified bound %E may "
 					  "exceed maximum object size %E")
-				     : G_("%K%qD specified bound %E "
+				     : G_("%qD specified bound %E "
 					  "exceeds maximum object size %E")),
-				    exp, func, bndrng[0], maxobjsize)
+				    func, bndrng[0], maxobjsize)
 		      : warning_at (loc, opt,
 				    (maybe
-				     ? G_("%Kspecified bound %E may "
+				     ? G_("specified bound %E may "
 					  "exceed maximum object size %E")
-				     : G_("%Kspecified bound %E "
+				     : G_("specified bound %E "
 					  "exceeds maximum object size %E")),
-				    exp, bndrng[0], maxobjsize));
+				    bndrng[0], maxobjsize));
 	  else
 	    warned = (func
 		      ? warning_at (loc, opt,
 				    (maybe
-				     ? G_("%K%qD specified bound [%E, %E] may "
+				     ? G_("%qD specified bound [%E, %E] may "
 					  "exceed maximum object size %E")
-				     : G_("%K%qD specified bound [%E, %E] "
+				     : G_("%qD specified bound [%E, %E] "
 					  "exceeds maximum object size %E")),
-				    exp, func,
-				    bndrng[0], bndrng[1], maxobjsize)
+				    func, bndrng[0], bndrng[1], maxobjsize)
 		      : warning_at (loc, opt,
 				    (maybe
-				     ? G_("%Kspecified bound [%E, %E] may "
+				     ? G_("specified bound [%E, %E] may "
 					  "exceed maximum object size %E")
-				     : G_("%Kspecified bound [%E, %E] "
+				     : G_("specified bound [%E, %E] "
 					  "exceeds maximum object size %E")),
-				    exp, bndrng[0], bndrng[1], maxobjsize));
+				    bndrng[0], bndrng[1], maxobjsize));
 	}
       else if (!size || tree_int_cst_le (bndrng[0], size))
 	return false;
@@ -4005,34 +4004,34 @@ maybe_warn_for_bound (opt_code opt, location_t loc, tree exp, tree func,
 	warned = (func
 		  ? warning_at (loc, opt,
 				(maybe
-				 ? G_("%K%qD specified bound %E may exceed "
+				 ? G_("%qD specified bound %E may exceed "
 				      "source size %E")
-				 : G_("%K%qD specified bound %E exceeds "
+				 : G_("%qD specified bound %E exceeds "
 				      "source size %E")),
-				exp, func, bndrng[0], size)
+				func, bndrng[0], size)
 		  : warning_at (loc, opt,
 				(maybe
-				 ? G_("%Kspecified bound %E may exceed "
+				 ? G_("specified bound %E may exceed "
 				      "source size %E")
-				 : G_("%Kspecified bound %E exceeds "
+				 : G_("specified bound %E exceeds "
 				      "source size %E")),
-				exp, bndrng[0], size));
+				bndrng[0], size));
       else
 	warned = (func
 		  ? warning_at (loc, opt,
 				(maybe
-				 ? G_("%K%qD specified bound [%E, %E] may "
+				 ? G_("%qD specified bound [%E, %E] may "
 				      "exceed source size %E")
-				 : G_("%K%qD specified bound [%E, %E] exceeds "
+				 : G_("%qD specified bound [%E, %E] exceeds "
 				      "source size %E")),
-				exp, func, bndrng[0], bndrng[1], size)
+				func, bndrng[0], bndrng[1], size)
 		  : warning_at (loc, opt,
 				(maybe
-				 ? G_("%Kspecified bound [%E, %E] may exceed "
+				 ? G_("specified bound [%E, %E] may exceed "
 				      "source size %E")
-				 : G_("%Kspecified bound [%E, %E] exceeds "
+				 : G_("specified bound [%E, %E] exceeds "
 				      "source size %E")),
-				exp, bndrng[0], bndrng[1], size));
+				bndrng[0], bndrng[1], size));
       if (warned)
 	{
 	  if (pad && pad->src.ref)
@@ -4057,35 +4056,34 @@ maybe_warn_for_bound (opt_code opt, location_t loc, tree exp, tree func,
 	warned = (func
 		  ? warning_at (loc, opt,
 				(maybe
-				 ? G_("%K%qD specified size %E may "
+				 ? G_("%qD specified size %E may "
 				      "exceed maximum object size %E")
-				 : G_("%K%qD specified size %E "
+				 : G_("%qD specified size %E "
 				      "exceeds maximum object size %E")),
-				exp, func, bndrng[0], maxobjsize)
+				func, bndrng[0], maxobjsize)
 		  : warning_at (loc, opt,
 				(maybe
-				 ? G_("%Kspecified size %E may exceed "
+				 ? G_("specified size %E may exceed "
 				      "maximum object size %E")
-				 : G_("%Kspecified size %E exceeds "
+				 : G_("specified size %E exceeds "
 				      "maximum object size %E")),
-				exp, bndrng[0], maxobjsize));
+				bndrng[0], maxobjsize));
       else
 	warned = (func
 		  ? warning_at (loc, opt,
 				(maybe
-				 ? G_("%K%qD specified size between %E and %E "
+				 ? G_("%qD specified size between %E and %E "
 				      "may exceed maximum object size %E")
-				 : G_("%K%qD specified size between %E and %E "
+				 : G_("%qD specified size between %E and %E "
 				      "exceeds maximum object size %E")),
-				exp, func,
-				bndrng[0], bndrng[1], maxobjsize)
+				func, bndrng[0], bndrng[1], maxobjsize)
 		  : warning_at (loc, opt,
 				(maybe
-				 ? G_("%Kspecified size between %E and %E "
+				 ? G_("specified size between %E and %E "
 				      "may exceed maximum object size %E")
-				 : G_("%Kspecified size between %E and %E "
+				 : G_("specified size between %E and %E "
 				      "exceeds maximum object size %E")),
-				exp, bndrng[0], bndrng[1], maxobjsize));
+				bndrng[0], bndrng[1], maxobjsize));
     }
   else if (!size || tree_int_cst_le (bndrng[0], size))
     return false;
@@ -4093,34 +4091,34 @@ maybe_warn_for_bound (opt_code opt, location_t loc, tree exp, tree func,
     warned = (func
 	      ? warning_at (loc, opt,
 			    (maybe
-			     ? G_("%K%qD specified bound %E may exceed "
+			     ? G_("%qD specified bound %E may exceed "
 				  "destination size %E")
-			     : G_("%K%qD specified bound %E exceeds "
+			     : G_("%qD specified bound %E exceeds "
 				  "destination size %E")),
-			    exp, func, bndrng[0], size)
+			    func, bndrng[0], size)
 	      : warning_at (loc, opt,
 			    (maybe
-			     ? G_("%Kspecified bound %E may exceed "
+			     ? G_("specified bound %E may exceed "
 				  "destination size %E")
-			     : G_("%Kspecified bound %E exceeds "
+			     : G_("specified bound %E exceeds "
 				  "destination size %E")),
-			    exp, bndrng[0], size));
+			    bndrng[0], size));
   else
     warned = (func
 	      ? warning_at (loc, opt,
 			    (maybe
-			     ? G_("%K%qD specified bound [%E, %E] may exceed "
+			     ? G_("%qD specified bound [%E, %E] may exceed "
 				  "destination size %E")
-			     : G_("%K%qD specified bound [%E, %E] exceeds "
+			     : G_("%qD specified bound [%E, %E] exceeds "
 				  "destination size %E")),
-			    exp, func, bndrng[0], bndrng[1], size)
+			    func, bndrng[0], bndrng[1], size)
 	      : warning_at (loc, opt,
 			    (maybe
-			     ? G_("%Kspecified bound [%E, %E] exceeds "
+			     ? G_("specified bound [%E, %E] exceeds "
 				  "destination size %E")
-			     : G_("%Kspecified bound [%E, %E] exceeds "
+			     : G_("specified bound [%E, %E] exceeds "
 				  "destination size %E")),
-			    exp, bndrng[0], bndrng[1], size));
+			    bndrng[0], bndrng[1], size));
 
   if (warned)
     {
@@ -4158,65 +4156,63 @@ warn_for_access (location_t loc, tree func, tree exp, int opt, tree range[2],
 	warned = (func
 		  ? warning_n (loc, opt, tree_to_uhwi (range[0]),
 			       (maybe
-				? G_("%K%qD may access %E byte in a region "
+				? G_("%qD may access %E byte in a region "
 				     "of size %E")
-				: G_("%K%qD accessing %E byte in a region "
+				: G_("%qD accessing %E byte in a region "
 				     "of size %E")),
 				(maybe
-				 ? G_ ("%K%qD may access %E bytes in a region "
+				 ? G_ ("%qD may access %E bytes in a region "
 				       "of size %E")
-				 : G_ ("%K%qD accessing %E bytes in a region "
+				 : G_ ("%qD accessing %E bytes in a region "
 				       "of size %E")),
-			       exp, func, range[0], size)
+			       func, range[0], size)
 		  : warning_n (loc, opt, tree_to_uhwi (range[0]),
 			       (maybe
-				? G_("%Kmay access %E byte in a region "
+				? G_("may access %E byte in a region "
 				     "of size %E")
-				: G_("%Kaccessing %E byte in a region "
+				: G_("accessing %E byte in a region "
 				     "of size %E")),
 			       (maybe
-				? G_("%Kmay access %E bytes in a region "
+				? G_("may access %E bytes in a region "
 				     "of size %E")
-				: G_("%Kaccessing %E bytes in a region "
+				: G_("accessing %E bytes in a region "
 				     "of size %E")),
-			       exp, range[0], size));
+			       range[0], size));
       else if (tree_int_cst_sign_bit (range[1]))
 	{
 	  /* Avoid printing the upper bound if it's invalid.  */
 	  warned = (func
 		    ? warning_at (loc, opt,
 				  (maybe
-				   ? G_("%K%qD may access %E or more bytes "
+				   ? G_("%qD may access %E or more bytes "
 					"in a region of size %E")
-				   : G_("%K%qD accessing %E or more bytes "
+				   : G_("%qD accessing %E or more bytes "
 					"in a region of size %E")),
-				  exp, func, range[0], size)
+				  func, range[0], size)
 		    : warning_at (loc, opt,
 				  (maybe
-				   ? G_("%Kmay access %E or more bytes "
+				   ? G_("may access %E or more bytes "
 					"in a region of size %E")
-				   : G_("%Kaccessing %E or more bytes "
+				   : G_("accessing %E or more bytes "
 					"in a region of size %E")),
-				  exp, range[0], size));
+				  range[0], size));
 	}
       else
 	warned = (func
 		  ? warning_at (loc, opt,
 				(maybe
-				 ? G_("%K%qD may access between %E and %E "
+				 ? G_("%qD may access between %E and %E "
 				      "bytes in a region of size %E")
-				 : G_("%K%qD accessing between %E and %E "
+				 : G_("%qD accessing between %E and %E "
 				      "bytes in a region of size %E")),
-				exp, func, range[0], range[1],
-				size)
+				func, range[0], range[1], size)
 		  : warning_at (loc, opt,
 				(maybe
-				 ? G_("%Kmay access between %E and %E bytes "
+				 ? G_("may access between %E and %E bytes "
 				      "in a region of size %E")
-				 : G_("%Kaccessing between %E and %E bytes "
+				 : G_("accessing between %E and %E bytes "
 				      "in a region of size %E")),
-				exp, range[0], range[1],
-				size));
+				range[0], range[1], size));
       return warned;
     }
 
@@ -4226,69 +4222,67 @@ warn_for_access (location_t loc, tree func, tree exp, int opt, tree range[2],
 	warned = (func
 		  ? warning_n (loc, opt, tree_to_uhwi (range[0]),
 			       (maybe
-				? G_("%K%qD may write %E byte into a region "
+				? G_("%qD may write %E byte into a region "
 				     "of size %E")
-				: G_("%K%qD writing %E byte into a region "
+				: G_("%qD writing %E byte into a region "
 				     "of size %E overflows the destination")),
 			       (maybe
-				? G_("%K%qD may write %E bytes into a region "
+				? G_("%qD may write %E bytes into a region "
 				     "of size %E")
-				: G_("%K%qD writing %E bytes into a region "
+				: G_("%qD writing %E bytes into a region "
 				     "of size %E overflows the destination")),
-			       exp, func, range[0], size)
+			       func, range[0], size)
 		  : warning_n (loc, opt, tree_to_uhwi (range[0]),
 			       (maybe
-				? G_("%Kmay write %E byte into a region "
+				? G_("may write %E byte into a region "
 				     "of size %E")
-				: G_("%Kwriting %E byte into a region "
+				: G_("writing %E byte into a region "
 				     "of size %E overflows the destination")),
 			       (maybe
-				? G_("%Kmay write %E bytes into a region "
+				? G_("may write %E bytes into a region "
 				     "of size %E")
-				: G_("%Kwriting %E bytes into a region "
+				: G_("writing %E bytes into a region "
 				     "of size %E overflows the destination")),
-			       exp, range[0], size));
+			       range[0], size));
       else if (tree_int_cst_sign_bit (range[1]))
 	{
 	  /* Avoid printing the upper bound if it's invalid.  */
 	  warned = (func
 		    ? warning_at (loc, opt,
 				  (maybe
-				   ? G_("%K%qD may write %E or more bytes "
+				   ? G_("%qD may write %E or more bytes "
 					"into a region of size %E")
-				   : G_("%K%qD writing %E or more bytes "
+				   : G_("%qD writing %E or more bytes "
 					"into a region of size %E overflows "
 					"the destination")),
-				  exp, func, range[0], size)
+				  func, range[0], size)
 		    : warning_at (loc, opt,
 				  (maybe
-				   ? G_("%Kmay write %E or more bytes into "
+				   ? G_("may write %E or more bytes into "
 					"a region of size %E")
-				   : G_("%Kwriting %E or more bytes into "
+				   : G_("writing %E or more bytes into "
 					"a region of size %E overflows "
 					"the destination")),
-				  exp, range[0], size));
+				  range[0], size));
 	}
       else
 	warned = (func
 		  ? warning_at (loc, opt,
 				(maybe
-				 ? G_("%K%qD may write between %E and %E bytes "
+				 ? G_("%qD may write between %E and %E bytes "
 				      "into a region of size %E")
-				 : G_("%K%qD writing between %E and %E bytes "
+				 : G_("%qD writing between %E and %E bytes "
 				      "into a region of size %E overflows "
 				      "the destination")),
-				exp, func, range[0], range[1],
-				size)
+				func, range[0], range[1], size)
 		  : warning_at (loc, opt,
 				(maybe
-				 ? G_("%Kmay write between %E and %E bytes "
+				 ? G_("may write between %E and %E bytes "
 				      "into a region of size %E")
-				 : G_("%Kwriting between %E and %E bytes "
+				 : G_("writing between %E and %E bytes "
 				      "into a region of size %E overflows "
 				      "the destination")),
-				exp, range[0], range[1],
-				size));
+				range[0], range[1], size));
       return warned;
     }
 
@@ -4299,64 +4293,64 @@ warn_for_access (location_t loc, tree func, tree exp, int opt, tree range[2],
 		  ? warning_n (loc, OPT_Wstringop_overread,
 			       tree_to_uhwi (range[0]),
 			       (maybe
-				? G_("%K%qD may read %E byte from a region "
+				? G_("%qD may read %E byte from a region "
 				     "of size %E")
-				: G_("%K%qD reading %E byte from a region "
+				: G_("%qD reading %E byte from a region "
 				     "of size %E")),
 			       (maybe
-				? G_("%K%qD may read %E bytes from a region "
+				? G_("%qD may read %E bytes from a region "
 				     "of size %E")
-				: G_("%K%qD reading %E bytes from a region "
+				: G_("%qD reading %E bytes from a region "
 				     "of size %E")),
-			       exp, func, range[0], size)
+			       func, range[0], size)
 		  : warning_n (loc, OPT_Wstringop_overread,
 			       tree_to_uhwi (range[0]),
 			       (maybe
-				? G_("%Kmay read %E byte from a region "
+				? G_("may read %E byte from a region "
 				     "of size %E")
-				: G_("%Kreading %E byte from a region "
+				: G_("reading %E byte from a region "
 				     "of size %E")),
 			       (maybe
-				? G_("%Kmay read %E bytes from a region "
+				? G_("may read %E bytes from a region "
 				     "of size %E")
-				: G_("%Kreading %E bytes from a region "
+				: G_("reading %E bytes from a region "
 				     "of size %E")),
-			       exp, range[0], size));
+			       range[0], size));
       else if (tree_int_cst_sign_bit (range[1]))
 	{
 	  /* Avoid printing the upper bound if it's invalid.  */
 	  warned = (func
 		    ? warning_at (loc, OPT_Wstringop_overread,
 				  (maybe
-				   ? G_("%K%qD may read %E or more bytes "
+				   ? G_("%qD may read %E or more bytes "
 					"from a region of size %E")
-				   : G_("%K%qD reading %E or more bytes "
+				   : G_("%qD reading %E or more bytes "
 					"from a region of size %E")),
-				  exp, func, range[0], size)
+				  func, range[0], size)
 		    : warning_at (loc, OPT_Wstringop_overread,
 				  (maybe
-				   ? G_("%Kmay read %E or more bytes "
+				   ? G_("may read %E or more bytes "
 					"from a region of size %E")
-				   : G_("%Kreading %E or more bytes "
+				   : G_("reading %E or more bytes "
 					"from a region of size %E")),
-				  exp, range[0], size));
+				  range[0], size));
 	}
       else
 	warned = (func
 		  ? warning_at (loc, OPT_Wstringop_overread,
 				(maybe
-				 ? G_("%K%qD may read between %E and %E bytes "
+				 ? G_("%qD may read between %E and %E bytes "
 				      "from a region of size %E")
-				 : G_("%K%qD reading between %E and %E bytes "
+				 : G_("%qD reading between %E and %E bytes "
 				      "from a region of size %E")),
-				exp, func, range[0], range[1], size)
+				func, range[0], range[1], size)
 		  : warning_at (loc, opt,
 				(maybe
-				 ? G_("%Kmay read between %E and %E bytes "
+				 ? G_("may read between %E and %E bytes "
 				      "from a region of size %E")
-				 : G_("%Kreading between %E and %E bytes "
+				 : G_("reading between %E and %E bytes "
 				      "from a region of size %E")),
-				exp, range[0], range[1], size));
+				range[0], range[1], size));
 
       if (warned)
 	suppress_warning (exp, OPT_Wstringop_overread);
@@ -4369,37 +4363,37 @@ warn_for_access (location_t loc, tree func, tree exp, int opt, tree range[2],
     warned = (func
 	      ? warning_n (loc, OPT_Wstringop_overread,
 			   tree_to_uhwi (range[0]),
-			   "%K%qD expecting %E byte in a region of size %E",
-			   "%K%qD expecting %E bytes in a region of size %E",
-			   exp, func, range[0], size)
+			   "%qD expecting %E byte in a region of size %E",
+			   "%qD expecting %E bytes in a region of size %E",
+			   func, range[0], size)
 	      : warning_n (loc, OPT_Wstringop_overread,
 			   tree_to_uhwi (range[0]),
-			   "%Kexpecting %E byte in a region of size %E",
-			   "%Kexpecting %E bytes in a region of size %E",
-			   exp, range[0], size));
+			   "expecting %E byte in a region of size %E",
+			   "expecting %E bytes in a region of size %E",
+			   range[0], size));
   else if (tree_int_cst_sign_bit (range[1]))
     {
       /* Avoid printing the upper bound if it's invalid.  */
       warned = (func
 		? warning_at (loc, OPT_Wstringop_overread,
-			      "%K%qD expecting %E or more bytes in a region "
+			      "%qD expecting %E or more bytes in a region "
 			      "of size %E",
-			      exp, func, range[0], size)
+			      func, range[0], size)
 		: warning_at (loc, OPT_Wstringop_overread,
-			      "%Kexpecting %E or more bytes in a region "
+			      "expecting %E or more bytes in a region "
 			      "of size %E",
-			      exp, range[0], size));
+			      range[0], size));
     }
   else
     warned = (func
 	      ? warning_at (loc, OPT_Wstringop_overread,
-			    "%K%qD expecting between %E and %E bytes in "
+			    "%qD expecting between %E and %E bytes in "
 			    "a region of size %E",
-			    exp, func, range[0], range[1], size)
+			    func, range[0], range[1], size)
 	      : warning_at (loc, OPT_Wstringop_overread,
-			    "%Kexpecting between %E and %E bytes in "
+			    "expecting between %E and %E bytes in "
 			    "a region of size %E",
-			    exp, range[0], range[1], size));
+			    range[0], range[1], size));
 
   if (warned)
     suppress_warning (exp, OPT_Wstringop_overread);
@@ -4759,7 +4753,7 @@ check_access (tree exp, tree dstwrite,
       && TREE_CODE (range[0]) == INTEGER_CST
       && tree_int_cst_lt (maxobjsize, range[0]))
     {
-      location_t loc = tree_inlined_location (exp);
+      location_t loc = EXPR_LOCATION (exp);
       maybe_warn_for_bound (OPT_Wstringop_overflow_, loc, exp, func, range,
 			    NULL_TREE, pad);
       return false;
@@ -4787,7 +4781,7 @@ check_access (tree exp, tree dstwrite,
 		  && warning_suppressed_p (pad->dst.ref, opt)))
 	    return false;
 
-	  location_t loc = tree_inlined_location (exp);
+	  location_t loc = EXPR_LOCATION (exp);
 	  bool warned = false;
 	  if (dstwrite == slen && at_least_one)
 	    {
@@ -4796,15 +4790,15 @@ check_access (tree exp, tree dstwrite,
 		 at least one byte past the end of the destination.  */
 	      warned = (func
 			? warning_at (loc, opt,
-				      "%K%qD writing %E or more bytes into "
+				      "%qD writing %E or more bytes into "
 				      "a region of size %E overflows "
 				      "the destination",
 				      exp, func, range[0], dstsize)
 			: warning_at (loc, opt,
-				      "%Kwriting %E or more bytes into "
+				      "writing %E or more bytes into "
 				      "a region of size %E overflows "
 				      "the destination",
-				      exp, range[0], dstsize));
+				      range[0], dstsize));
 	    }
 	  else
 	    {
@@ -4840,7 +4834,7 @@ check_access (tree exp, tree dstwrite,
 	 PAD is nonnull and BNDRNG is valid.  */
       get_size_range (maxread, range, pad ? pad->src.bndrng : NULL);
 
-      location_t loc = tree_inlined_location (exp);
+      location_t loc = EXPR_LOCATION (exp);
       tree size = dstsize;
       if (pad && pad->mode == access_read_only)
 	size = wide_int_to_tree (sizetype, pad->src.sizrng[1]);
@@ -4901,7 +4895,7 @@ check_access (tree exp, tree dstwrite,
 	      && warning_suppressed_p (pad->src.ref, opt)))
 	return false;
 
-      location_t loc = tree_inlined_location (exp);
+      location_t loc = EXPR_LOCATION (exp);
       const bool read
 	= mode == access_read_only || mode == access_read_write;
       const bool maybe = pad && pad->dst.parmarray;
@@ -6481,10 +6475,10 @@ check_strncat_sizes (tree exp, tree objsize)
   if (tree_fits_uhwi_p (maxread) && tree_fits_uhwi_p (objsize)
       && tree_int_cst_equal (objsize, maxread))
     {
-      location_t loc = tree_inlined_location (exp);
+      location_t loc = EXPR_LOCATION (exp);
       warning_at (loc, OPT_Wstringop_overflow_,
-		  "%K%qD specified bound %E equals destination size",
-		  exp, get_callee_fndecl (exp), maxread);
+		  "%qD specified bound %E equals destination size",
+		  get_callee_fndecl (exp), maxread);
 
       return false;
     }
@@ -6554,10 +6548,10 @@ expand_builtin_strncat (tree exp, rtx)
   if (tree_fits_uhwi_p (maxread) && tree_fits_uhwi_p (destsize)
       && tree_int_cst_equal (destsize, maxread))
     {
-      location_t loc = tree_inlined_location (exp);
+      location_t loc = EXPR_LOCATION (exp);
       warning_at (loc, OPT_Wstringop_overflow_,
-		  "%K%qD specified bound %E equals destination size",
-		  exp, get_callee_fndecl (exp), maxread);
+		  "%qD specified bound %E equals destination size",
+		  get_callee_fndecl (exp), maxread);
 
       return NULL_RTX;
     }
@@ -7330,7 +7324,7 @@ expand_builtin_strncmp (tree exp, ATTRIBUTE_UNUSED rtx target,
       || !check_nul_terminated_array (exp, arg2, arg3))
     return NULL_RTX;
 
-  location_t loc = tree_inlined_location (exp);
+  location_t loc = EXPR_LOCATION (exp);
   tree len1 = c_strlen (arg1, 1);
   tree len2 = c_strlen (arg2, 1);
 
@@ -10006,13 +10000,13 @@ expand_builtin (tree exp, rtx target, rtx subtarget, machine_mode mode,
     case BUILT_IN_VA_ARG_PACK:
       /* All valid uses of __builtin_va_arg_pack () are removed during
 	 inlining.  */
-      error ("%Kinvalid use of %<__builtin_va_arg_pack ()%>", exp);
+      error ("invalid use of %<__builtin_va_arg_pack ()%>");
       return const0_rtx;
 
     case BUILT_IN_VA_ARG_PACK_LEN:
       /* All valid uses of __builtin_va_arg_pack_len () are removed during
 	 inlining.  */
-      error ("%Kinvalid use of %<__builtin_va_arg_pack_len ()%>", exp);
+      error ("invalid use of %<__builtin_va_arg_pack_len ()%>");
       return const0_rtx;
 
       /* Return the address of the first anonymous stack arg.  */
@@ -12961,8 +12955,8 @@ expand_builtin_object_size (tree exp)
 
   if (!validate_arglist (exp, POINTER_TYPE, INTEGER_TYPE, VOID_TYPE))
     {
-      error ("%Kfirst argument of %qD must be a pointer, second integer constant",
-	     exp, fndecl);
+      error ("first argument of %qD must be a pointer, second integer constant",
+	     fndecl);
       expand_builtin_trap ();
       return const0_rtx;
     }
@@ -12974,8 +12968,8 @@ expand_builtin_object_size (tree exp)
       || tree_int_cst_sgn (ost) < 0
       || compare_tree_int (ost, 3) > 0)
     {
-      error ("%Klast argument of %qD is not integer constant between 0 and 3",
-	     exp, fndecl);
+      error ("last argument of %qD is not integer constant between 0 and 3",
+	      fndecl);
       expand_builtin_trap ();
       return const0_rtx;
     }
@@ -13787,8 +13781,8 @@ warn_dealloc_offset (location_t loc, tree exp, const access_ref &aref)
     }
 
   if (!warning_at (loc, OPT_Wfree_nonheap_object,
-		   "%K%qD called on pointer %qE with nonzero offset%s",
-		   exp, dealloc_decl, aref.ref, offstr))
+		   "%qD called on pointer %qE with nonzero offset%s",
+		   dealloc_decl, aref.ref, offstr))
     return false;
 
   if (DECL_P (aref.ref))
@@ -13843,15 +13837,15 @@ maybe_emit_free_warning (tree exp)
     return;
 
   tree dealloc_decl = get_callee_fndecl (exp);
-  location_t loc = tree_inlined_location (exp);
+  location_t loc = EXPR_LOCATION (exp);
 
   if (DECL_P (ref) || EXPR_P (ref))
     {
       /* Diagnose freeing a declared object.  */
       if (aref.ref_declared ()
 	  && warning_at (loc, OPT_Wfree_nonheap_object,
-			 "%K%qD called on unallocated object %qD",
-			 exp, dealloc_decl, ref))
+			 "%qD called on unallocated object %qD",
+			 dealloc_decl, ref))
 	{
 	  loc = (DECL_P (ref)
 		 ? DECL_SOURCE_LOCATION (ref)
@@ -13870,8 +13864,8 @@ maybe_emit_free_warning (tree exp)
   else if (CONSTANT_CLASS_P (ref))
     {
       if (warning_at (loc, OPT_Wfree_nonheap_object,
-		      "%K%qD called on a pointer to an unallocated "
-		      "object %qE", exp, dealloc_decl, ref))
+		      "%qD called on a pointer to an unallocated "
+		      "object %qE", dealloc_decl, ref))
 	{
 	  if (TREE_CODE (ptr) == SSA_NAME)
 	    {
@@ -13909,18 +13903,18 @@ maybe_emit_free_warning (tree exp)
 		     ? OPT_Wmismatched_new_delete
 		     : OPT_Wmismatched_dealloc);
 		  warned = warning_at (loc, opt,
-				       "%K%qD called on pointer returned "
+				       "%qD called on pointer returned "
 				       "from a mismatched allocation "
-				       "function", exp, dealloc_decl);
+				       "function", dealloc_decl);
 		}
 	    }
 	  else if (gimple_call_builtin_p (def_stmt, BUILT_IN_ALLOCA)
 	    	   || gimple_call_builtin_p (def_stmt,
 	    				     BUILT_IN_ALLOCA_WITH_ALIGN))
 	    warned = warning_at (loc, OPT_Wfree_nonheap_object,
-				 "%K%qD called on pointer to "
+				 "%qD called on pointer to "
 				 "an unallocated object",
-				 exp, dealloc_decl);
+				 dealloc_decl);
 	  else if (warn_dealloc_offset (loc, exp, aref))
 	    return;
 
diff --git a/gcc/calls.c b/gcc/calls.c
index f8a4b79e7f8..d2413a280cf 100644
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -1435,8 +1435,8 @@ maybe_warn_alloc_args_overflow (tree fn, tree exp, tree args[2], int idx[2])
 	  if (tree_int_cst_lt (args[i], integer_zero_node))
 	    {
 	      warned = warning_at (loc, OPT_Walloc_size_larger_than_,
-				   "%Kargument %i value %qE is negative",
-				   exp, idx[i] + 1, args[i]);
+				   "argument %i value %qE is negative",
+				   idx[i] + 1, args[i]);
 	    }
 	  else if (integer_zerop (args[i]))
 	    {
@@ -1452,8 +1452,8 @@ maybe_warn_alloc_args_overflow (tree fn, tree exp, tree args[2], int idx[2])
 		  : !lookup_attribute ("returns_nonnull",
 				       TYPE_ATTRIBUTES (fntype)))
 		warned = warning_at (loc, OPT_Walloc_zero,
-				     "%Kargument %i value is zero",
-				     exp, idx[i] + 1);
+				     "argument %i value is zero",
+				     idx[i] + 1);
 	    }
 	  else if (tree_int_cst_lt (maxobjsize, args[i]))
 	    {
@@ -1470,9 +1470,9 @@ maybe_warn_alloc_args_overflow (tree fn, tree exp, tree args[2], int idx[2])
 		continue;
 
 	      warned = warning_at (loc, OPT_Walloc_size_larger_than_,
-				   "%Kargument %i value %qE exceeds "
+				   "argument %i value %qE exceeds "
 				   "maximum object size %E",
-				   exp, idx[i] + 1, args[i], maxobjsize);
+				   idx[i] + 1, args[i], maxobjsize);
 	    }
 	}
       else if (TREE_CODE (args[i]) == SSA_NAME
@@ -1484,16 +1484,16 @@ maybe_warn_alloc_args_overflow (tree fn, tree exp, tree args[2], int idx[2])
 	      && tree_int_cst_le (argrange[i][1], integer_zero_node))
 	    {
 	      warned = warning_at (loc, OPT_Walloc_size_larger_than_,
-				   "%Kargument %i range [%E, %E] is negative",
-				   exp, idx[i] + 1,
+				   "argument %i range [%E, %E] is negative",
+				   idx[i] + 1,
 				   argrange[i][0], argrange[i][1]);
 	    }
 	  else if (tree_int_cst_lt (maxobjsize, argrange[i][0]))
 	    {
 	      warned = warning_at (loc, OPT_Walloc_size_larger_than_,
-				   "%Kargument %i range [%E, %E] exceeds "
+				   "argument %i range [%E, %E] exceeds "
 				   "maximum object size %E",
-				   exp, idx[i] + 1,
+				   idx[i] + 1,
 				   argrange[i][0], argrange[i][1],
 				   maxobjsize);
 	    }
@@ -1521,15 +1521,15 @@ maybe_warn_alloc_args_overflow (tree fn, tree exp, tree args[2], int idx[2])
 
       if (vflow)
 	warned = warning_at (loc, OPT_Walloc_size_larger_than_,
-			     "%Kproduct %<%E * %E%> of arguments %i and %i "
+			     "product %<%E * %E%> of arguments %i and %i "
 			     "exceeds %<SIZE_MAX%>",
-			     exp, argrange[0][0], argrange[1][0],
+			     argrange[0][0], argrange[1][0],
 			     idx[0] + 1, idx[1] + 1);
       else if (wi::ltu_p (wi::to_wide (maxobjsize, szprec), prod))
 	warned = warning_at (loc, OPT_Walloc_size_larger_than_,
-			     "%Kproduct %<%E * %E%> of arguments %i and %i "
+			     "product %<%E * %E%> of arguments %i and %i "
 			     "exceeds maximum object size %E",
-			     exp, argrange[0][0], argrange[1][0],
+			     argrange[0][0], argrange[1][0],
 			     idx[0] + 1, idx[1] + 1,
 			     maxobjsize);
 
@@ -1729,14 +1729,14 @@ maybe_warn_nonstring_arg (tree fndecl, tree exp)
 	  bool warned = false;
 	  if (tree_int_cst_equal (bndrng[0], bndrng[1]))
 	    warned = warning_at (loc, OPT_Wstringop_overread,
-				 "%K%qD specified bound %E "
+				 "%qD specified bound %E "
 				 "exceeds maximum object size %E",
-				 exp, fndecl, bndrng[0], maxobjsize);
+				 fndecl, bndrng[0], maxobjsize);
 	  else
 	    warned = warning_at (loc, OPT_Wstringop_overread,
-				 "%K%qD specified bound [%E, %E] "
+				 "%qD specified bound [%E, %E] "
 				 "exceeds maximum object size %E",
-				 exp, fndecl, bndrng[0], bndrng[1],
+				 fndecl, bndrng[0], bndrng[1],
 				 maxobjsize);
 	  if (warned)
 	    suppress_warning (exp, OPT_Wstringop_overread);
@@ -2068,16 +2068,16 @@ maybe_warn_rdwr_sizes (rdwr_map *rwm, tree fndecl, tree fntype, tree exp)
 		= access.second.array_as_string (ptrtype);
 
 	      if (warning_at (loc, OPT_Wstringop_overflow_,
-			      "%Kbound argument %i value %s is "
+			      "bound argument %i value %s is "
 			      "negative for a variable length array "
 			      "argument %i of type %s",
-			      exp, sizidx + 1, sizstr,
+			      sizidx + 1, sizstr,
 			      ptridx + 1, argtypestr.c_str ()))
 		arg_warned = OPT_Wstringop_overflow_;
 	    }
 	  else if (warning_at (loc, OPT_Wstringop_overflow_,
-			       "%Kargument %i value %s is negative",
-			       exp, sizidx + 1, sizstr))
+			       "argument %i value %s is negative",
+			       sizidx + 1, sizstr))
 	    arg_warned = OPT_Wstringop_overflow_;
 
 	  if (arg_warned != no_warning)
@@ -2124,20 +2124,19 @@ maybe_warn_rdwr_sizes (rdwr_map *rwm, tree fndecl, tree fntype, tree exp)
 		    = access.second.array_as_string (ptrtype);
 
 		  if (warning_at (loc, OPT_Wnonnull,
-				  "%Kargument %i of variable length "
+				  "argument %i of variable length "
 				  "array %s is null but "
 				  "the corresponding bound argument "
 				  "%i value is %s",
-				  exp, sizidx + 1, argtypestr.c_str (),
+				  sizidx + 1, argtypestr.c_str (),
 				  ptridx + 1, sizstr))
 		    arg_warned = OPT_Wnonnull;
 		}
 	      else if (warning_at (loc, OPT_Wnonnull,
-				   "%Kargument %i is null but "
+				   "argument %i is null but "
 				   "the corresponding size argument "
 				   "%i value is %s",
-				   exp, ptridx + 1, sizidx + 1,
-				   sizstr))
+				   ptridx + 1, sizidx + 1, sizstr))
 		arg_warned = OPT_Wnonnull;
 	    }
 	  else if (access_size && access.second.static_p)
@@ -2145,10 +2144,9 @@ maybe_warn_rdwr_sizes (rdwr_map *rwm, tree fndecl, tree fntype, tree exp)
 	      /* Warn about null pointers for [static N] array arguments
 		 but do not warn for ordinary (i.e., nonstatic) arrays.  */
 	      if (warning_at (loc, OPT_Wnonnull,
-			      "%Kargument %i to %<%T[static %E]%> "
+			      "argument %i to %<%T[static %E]%> "
 			      "is null where non-null expected",
-			      exp, ptridx + 1, argtype,
-			      access_size))
+			      ptridx + 1, argtype, access_size))
 		arg_warned = OPT_Wnonnull;		
 	    }
 
diff --git a/gcc/expr.c b/gcc/expr.c
index 025033c9ecf..b9fe1cf91d7 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -11401,7 +11401,7 @@ expand_expr_real_1 (tree exp, rtx target, machine_mode tmode,
       /* All valid uses of __builtin_va_arg_pack () are removed during
 	 inlining.  */
       if (CALL_EXPR_VA_ARG_PACK (exp))
-	error ("%Kinvalid use of %<__builtin_va_arg_pack ()%>", exp);
+	error ("invalid use of %<__builtin_va_arg_pack ()%>");
       {
 	tree fndecl = get_callee_fndecl (exp), attr;
 
@@ -11413,7 +11413,7 @@ expand_expr_real_1 (tree exp, rtx target, machine_mode tmode,
 					 DECL_ATTRIBUTES (fndecl))) != NULL)
 	  {
 	    const char *ident = lang_hooks.decl_printable_name (fndecl, 1);
-	    error ("%Kcall to %qs declared with attribute error: %s", exp,
+	    error ("call to %qs declared with attribute error: %s",
 		   identifier_to_locale (ident),
 		   TREE_STRING_POINTER (TREE_VALUE (TREE_VALUE (attr))));
 	  }
@@ -11425,10 +11425,10 @@ expand_expr_real_1 (tree exp, rtx target, machine_mode tmode,
 					 DECL_ATTRIBUTES (fndecl))) != NULL)
 	  {
 	    const char *ident = lang_hooks.decl_printable_name (fndecl, 1);
-	    warning_at (tree_nonartificial_location (exp),
+	    warning_at (EXPR_LOCATION (exp),
 			OPT_Wattribute_warning,
-			"%Kcall to %qs declared with attribute warning: %s",
-			exp, identifier_to_locale (ident),
+			"call to %qs declared with attribute warning: %s",
+			identifier_to_locale (ident),
 			TREE_STRING_POINTER (TREE_VALUE (TREE_VALUE (attr))));
 	  }
 
diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c
index 68031538145..1401092aa9b 100644
--- a/gcc/gimple-fold.c
+++ b/gcc/gimple-fold.c
@@ -2115,13 +2115,13 @@ gimple_fold_builtin_strncpy (gimple_stmt_iterator *gsi,
 	  tree slen = get_maxval_strlen (src, SRK_STRLEN);
 	  if (slen && !integer_zerop (slen))
 	    warning_at (loc, OPT_Wstringop_truncation,
-			"%G%qD destination unchanged after copying no bytes "
+			"%qD destination unchanged after copying no bytes "
 			"from a string of length %E",
-			stmt, fndecl, slen);
+			fndecl, slen);
 	  else
 	    warning_at (loc, OPT_Wstringop_truncation,
-			"%G%qD destination unchanged after copying no bytes",
-			stmt, fndecl);
+			"%qD destination unchanged after copying no bytes",
+			fndecl);
 	}
 
       replace_call_with_value (gsi, dest);
@@ -2498,11 +2498,11 @@ gimple_fold_builtin_strncat (gimple_stmt_iterator *gsi)
 	  location_t loc = gimple_location (stmt);
 	  nowarn = warning_at (loc, OPT_Wstringop_overflow_,
 			       cmpdst == 0
-			       ? G_("%G%qD specified bound %E equals "
+			       ? G_("%qD specified bound %E equals "
 				    "destination size")
-			       : G_("%G%qD specified bound %E exceeds "
+			       : G_("%qD specified bound %E exceeds "
 				    "destination size %wu"),
-			       stmt, fndecl, len, dstsize);
+			       fndecl, len, dstsize);
 	  if (nowarn)
 	    suppress_warning (stmt, OPT_Wstringop_overflow_);
 	}
@@ -2518,8 +2518,8 @@ gimple_fold_builtin_strncat (gimple_stmt_iterator *gsi)
 	 of the destination is unknown (it's not an uncommon mistake
 	 to specify as the bound to strncpy the length of the source).  */
       if (warning_at (loc, OPT_Wstringop_overflow_,
-		      "%G%qD specified bound %E equals source length",
-		      stmt, fndecl, len))
+		      "%qD specified bound %E equals source length",
+		      fndecl, len))
 	suppress_warning (stmt, OPT_Wstringop_overflow_);
     }
 
diff --git a/gcc/gimple-ssa-sprintf.c b/gcc/gimple-ssa-sprintf.c
index 41e3be6f9f4..f38fb03f068 100644
--- a/gcc/gimple-ssa-sprintf.c
+++ b/gcc/gimple-ssa-sprintf.c
@@ -3115,9 +3115,8 @@ format_directive (const call_info &info,
   if (fmtres.nullp)
     {
       fmtwarn (dirloc, argloc, NULL, info.warnopt (),
-	       "%G%<%.*s%> directive argument is null",
-	       info.callstmt, dirlen,
-	       target_to_host (hostdir, sizeof hostdir, dir.beg));
+	       "%<%.*s%> directive argument is null",
+	       dirlen, target_to_host (hostdir, sizeof hostdir, dir.beg));
 
       /* Don't bother processing the rest of the format string.  */
       res->warned = true;
@@ -4620,8 +4619,7 @@ handle_printf_call (gimple_stmt_iterator *gsi, pointer_query &ptr_qry)
 	     is not constant.  */
 	  location_t loc = gimple_location (info.callstmt);
 	  warning_at (EXPR_LOC_OR_LOC (dstptr, loc),
-		      info.warnopt (), "%Gnull destination pointer",
-		      info.callstmt);
+		      info.warnopt (), "null destination pointer");
 	  return false;
 	}
 
@@ -4650,8 +4648,7 @@ handle_printf_call (gimple_stmt_iterator *gsi, pointer_query &ptr_qry)
     {
       location_t loc = gimple_location (info.callstmt);
       warning_at (EXPR_LOC_OR_LOC (info.format, loc),
-		  info.warnopt (), "%Gnull format string",
-		  info.callstmt);
+		  info.warnopt (), "null format string");
       return false;
     }
 
diff --git a/gcc/gimple-ssa-warn-alloca.c b/gcc/gimple-ssa-warn-alloca.c
index 72480f1d8cb..4fc7125d378 100644
--- a/gcc/gimple-ssa-warn-alloca.c
+++ b/gcc/gimple-ssa-warn-alloca.c
@@ -283,7 +283,7 @@ pass_walloca::execute (function *fun)
 	    }
 	  else if (warn_alloca)
 	    {
-	      warning_at (loc, OPT_Walloca, "%Guse of %<alloca%>", stmt);
+	      warning_at (loc, OPT_Walloca, "use of %<alloca%>");
 	      continue;
 	    }
 	  else if (warn_alloca_limit < 0)
@@ -322,11 +322,10 @@ pass_walloca::execute (function *fun)
 		auto_diagnostic_group d;
 		if (warning_at (loc, wcode,
 				(is_vla
-				 ? G_("%Gargument to variable-length "
+				 ? G_("argument to variable-length "
 				      "array may be too large")
-				 : G_("%Gargument to %<alloca%> may be too "
-				      "large")),
-				stmt)
+				 : G_("argument to %<alloca%> may be too "
+				      "large")))
 		    && t.limit != 0)
 		  {
 		    print_decu (t.limit, buff);
@@ -342,10 +341,9 @@ pass_walloca::execute (function *fun)
 		auto_diagnostic_group d;
 		if (warning_at (loc, wcode,
 				(is_vla
-				 ? G_("%Gargument to variable-length"
+				 ? G_("argument to variable-length"
 				      " array is too large")
-				 : G_("%Gargument to %<alloca%> is too large")),
-				stmt)
+				 : G_("argument to %<alloca%> is too large")))
 		    && t.limit != 0)
 		  {
 		    print_decu (t.limit, buff);
@@ -361,22 +359,20 @@ pass_walloca::execute (function *fun)
 
 	      warning_at (loc, wcode,
 			  (is_vla
-			   ? G_("%Gunbounded use of variable-length array")
-			   : G_("%Gunbounded use of %<alloca%>")),
-			  stmt);
+			   ? G_("unbounded use of variable-length array")
+			   : G_("unbounded use of %<alloca%>")));
 	      break;
 	    case ALLOCA_IN_LOOP:
 	      gcc_assert (!is_vla);
 	      warning_at (loc, wcode,
-			  "%Guse of %<alloca%> within a loop", stmt);
+			  "use of %<alloca%> within a loop");
 	      break;
 	    case ALLOCA_ARG_IS_ZERO:
 	      warning_at (loc, wcode,
 			  (is_vla
-			   ? G_("%Gargument to variable-length array "
+			   ? G_("argument to variable-length array "
 				"is zero")
-			   : G_("%Gargument to %<alloca%> is zero")),
-			  stmt);
+			   : G_("argument to %<alloca%> is zero")));
 	      break;
 	    default:
 	      gcc_unreachable ();
diff --git a/gcc/gimple-ssa-warn-restrict.c b/gcc/gimple-ssa-warn-restrict.c
index 02771e4cd60..efb8db98393 100644
--- a/gcc/gimple-ssa-warn-restrict.c
+++ b/gcc/gimple-ssa-warn-restrict.c
@@ -1494,36 +1494,36 @@ maybe_diag_overlap (location_t loc, gimple *call, builtin_access &acs)
 	    warning_at (loc, OPT_Wrestrict,
 			sizrange[0] == 1
 			? (ovlsiz[0] == 1
-			   ? G_("%G%qD accessing %wu byte at offsets %s "
+			   ? G_("%qD accessing %wu byte at offsets %s "
 				"and %s overlaps %wu byte at offset %s")
-			   :  G_("%G%qD accessing %wu byte at offsets %s "
+			   :  G_("%qD accessing %wu byte at offsets %s "
 				 "and %s overlaps %wu bytes at offset "
 				 "%s"))
 			: (ovlsiz[0] == 1
-			   ? G_("%G%qD accessing %wu bytes at offsets %s "
+			   ? G_("%qD accessing %wu bytes at offsets %s "
 				"and %s overlaps %wu byte at offset %s")
-			   : G_("%G%qD accessing %wu bytes at offsets %s "
+			   : G_("%qD accessing %wu bytes at offsets %s "
 				"and %s overlaps %wu bytes at offset "
 				"%s")),
-			call, func, sizrange[0],
+			func, sizrange[0],
 			offstr[0], offstr[1], ovlsiz[0], offstr[2]);
 	  else if (ovlsiz[1] >= 0 && ovlsiz[1] < maxobjsize.to_shwi ())
 	    warning_n (loc, OPT_Wrestrict, sizrange[0],
-		       "%G%qD accessing %wu byte at offsets %s "
+		       "%qD accessing %wu byte at offsets %s "
 		       "and %s overlaps between %wu and %wu bytes "
 		       "at offset %s",
-		       "%G%qD accessing %wu bytes at offsets %s "
+		       "%qD accessing %wu bytes at offsets %s "
 		       "and %s overlaps between %wu and %wu bytes "
 		       "at offset %s",
-		       call, func, sizrange[0], offstr[0], offstr[1],
+		       func, sizrange[0], offstr[0], offstr[1],
 		       ovlsiz[0], ovlsiz[1], offstr[2]);
 	  else
 	    warning_n (loc, OPT_Wrestrict, sizrange[0],
-		       "%G%qD accessing %wu byte at offsets %s and "
+		       "%qD accessing %wu byte at offsets %s and "
 		       "%s overlaps %wu or more bytes at offset %s",
-		       "%G%qD accessing %wu bytes at offsets %s and "
+		       "%qD accessing %wu bytes at offsets %s and "
 		       "%s overlaps %wu or more bytes at offset %s",
-		       call, func, sizrange[0],
+		       func, sizrange[0],
 		       offstr[0], offstr[1], ovlsiz[0], offstr[2]);
 	  return true;
 	}
@@ -1532,28 +1532,28 @@ maybe_diag_overlap (location_t loc, gimple *call, builtin_access &acs)
 	{
 	  if (ovlsiz[0] == ovlsiz[1])
 	    warning_n (loc, OPT_Wrestrict, ovlsiz[0],
-		       "%G%qD accessing between %wu and %wu bytes "
+		       "%qD accessing between %wu and %wu bytes "
 		       "at offsets %s and %s overlaps %wu byte at "
 		       "offset %s",
-		       "%G%qD accessing between %wu and %wu bytes "
+		       "%qD accessing between %wu and %wu bytes "
 		       "at offsets %s and %s overlaps %wu bytes "
 		       "at offset %s",
-		       call, func, sizrange[0], sizrange[1],
+		       func, sizrange[0], sizrange[1],
 		       offstr[0], offstr[1], ovlsiz[0], offstr[2]);
 	  else if (ovlsiz[1] >= 0 && ovlsiz[1] < maxobjsize.to_shwi ())
 	    warning_at (loc, OPT_Wrestrict,
-			"%G%qD accessing between %wu and %wu bytes at "
+			"%qD accessing between %wu and %wu bytes at "
 			"offsets %s and %s overlaps between %wu and %wu "
 			"bytes at offset %s",
-			call, func, sizrange[0], sizrange[1],
+			func, sizrange[0], sizrange[1],
 			offstr[0], offstr[1], ovlsiz[0], ovlsiz[1],
 			offstr[2]);
 	  else
 	    warning_at (loc, OPT_Wrestrict,
-			"%G%qD accessing between %wu and %wu bytes at "
+			"%qD accessing between %wu and %wu bytes at "
 			"offsets %s and %s overlaps %wu or more bytes "
 			"at offset %s",
-			call, func, sizrange[0], sizrange[1],
+			func, sizrange[0], sizrange[1],
 			offstr[0], offstr[1], ovlsiz[0], offstr[2]);
 	  return true;
 	}
@@ -1563,24 +1563,24 @@ maybe_diag_overlap (location_t loc, gimple *call, builtin_access &acs)
 
       if (ovlsiz[0] == ovlsiz[1])
 	warning_n (loc, OPT_Wrestrict, ovlsiz[0],
-		   "%G%qD accessing %wu or more bytes at offsets "
+		   "%qD accessing %wu or more bytes at offsets "
 		   "%s and %s overlaps %wu byte at offset %s",
-		   "%G%qD accessing %wu or more bytes at offsets "
+		   "%qD accessing %wu or more bytes at offsets "
 		   "%s and %s overlaps %wu bytes at offset %s",
-		   call, func, sizrange[0], offstr[0], offstr[1],
+		   func, sizrange[0], offstr[0], offstr[1],
 		   ovlsiz[0], offstr[2]);
       else if (ovlsiz[1] >= 0 && ovlsiz[1] < maxobjsize.to_shwi ())
 	warning_at (loc, OPT_Wrestrict,
-		    "%G%qD accessing %wu or more bytes at offsets %s "
+		    "%qD accessing %wu or more bytes at offsets %s "
 		    "and %s overlaps between %wu and %wu bytes "
 		    "at offset %s",
-		    call, func, sizrange[0], offstr[0], offstr[1],
+		    func, sizrange[0], offstr[0], offstr[1],
 		    ovlsiz[0], ovlsiz[1], offstr[2]);
       else
 	warning_at (loc, OPT_Wrestrict,
-		    "%G%qD accessing %wu or more bytes at offsets %s "
+		    "%qD accessing %wu or more bytes at offsets %s "
 		    "and %s overlaps %wu or more bytes at offset %s",
-		    call, func, sizrange[0], offstr[0], offstr[1],
+		    func, sizrange[0], offstr[0], offstr[1],
 		    ovlsiz[0], offstr[2]);
       return true;
     }
@@ -1606,36 +1606,36 @@ maybe_diag_overlap (location_t loc, gimple *call, builtin_access &acs)
 	{
 	  if (open_range)
 	    warning_n (loc, OPT_Wrestrict, sizrange[1],
-		       "%G%qD accessing %wu byte may overlap "
+		       "%qD accessing %wu byte may overlap "
 		       "%wu byte",
-		       "%G%qD accessing %wu bytes may overlap "
+		       "%qD accessing %wu bytes may overlap "
 		       "%wu byte",
-		       call, func, sizrange[1], ovlsiz[1]);
+		       func, sizrange[1], ovlsiz[1]);
 	  else
 	    warning_n (loc, OPT_Wrestrict, sizrange[1],
-		       "%G%qD accessing %wu byte at offsets %s "
+		       "%qD accessing %wu byte at offsets %s "
 		       "and %s may overlap %wu byte at offset %s",
-		       "%G%qD accessing %wu bytes at offsets %s "
+		       "%qD accessing %wu bytes at offsets %s "
 		       "and %s may overlap %wu byte at offset %s",
-		       call, func, sizrange[1], offstr[0], offstr[1],
+		       func, sizrange[1], offstr[0], offstr[1],
 		       ovlsiz[1], offstr[2]);
 	  return true;
 	}
 
       if (open_range)
 	warning_n (loc, OPT_Wrestrict, sizrange[1],
-		   "%G%qD accessing %wu byte may overlap "
+		   "%qD accessing %wu byte may overlap "
 		   "up to %wu bytes",
-		   "%G%qD accessing %wu bytes may overlap "
+		   "%qD accessing %wu bytes may overlap "
 		   "up to %wu bytes",
-		   call, func, sizrange[1], ovlsiz[1]);
+		   func, sizrange[1], ovlsiz[1]);
       else
 	warning_n (loc, OPT_Wrestrict, sizrange[1],
-		   "%G%qD accessing %wu byte at offsets %s and "
+		   "%qD accessing %wu byte at offsets %s and "
 		   "%s may overlap up to %wu bytes at offset %s",
-		   "%G%qD accessing %wu bytes at offsets %s and "
+		   "%qD accessing %wu bytes at offsets %s and "
 		   "%s may overlap up to %wu bytes at offset %s",
-		   call, func, sizrange[1], offstr[0], offstr[1],
+		   func, sizrange[1], offstr[0], offstr[1],
 		   ovlsiz[1], offstr[2]);
       return true;
     }
@@ -1644,30 +1644,30 @@ maybe_diag_overlap (location_t loc, gimple *call, builtin_access &acs)
     {
       if (open_range)
 	warning_n (loc, OPT_Wrestrict, ovlsiz[1],
-		   "%G%qD accessing between %wu and %wu bytes "
+		   "%qD accessing between %wu and %wu bytes "
 		   "may overlap %wu byte",
-		   "%G%qD accessing between %wu and %wu bytes "
+		   "%qD accessing between %wu and %wu bytes "
 		   "may overlap up to %wu bytes",
-		   call, func, sizrange[0], sizrange[1], ovlsiz[1]);
+		   func, sizrange[0], sizrange[1], ovlsiz[1]);
       else
 	warning_n (loc, OPT_Wrestrict, ovlsiz[1],
-		   "%G%qD accessing between %wu and %wu bytes "
+		   "%qD accessing between %wu and %wu bytes "
 		   "at offsets %s and %s may overlap %wu byte "
 		   "at offset %s",
-		   "%G%qD accessing between %wu and %wu bytes "
+		   "%qD accessing between %wu and %wu bytes "
 		   "at offsets %s and %s may overlap up to %wu "
 		   "bytes at offset %s",
-		   call, func, sizrange[0], sizrange[1],
+		   func, sizrange[0], sizrange[1],
 		   offstr[0], offstr[1], ovlsiz[1], offstr[2]);
       return true;
     }
 
   warning_n (loc, OPT_Wrestrict, ovlsiz[1],
-	     "%G%qD accessing %wu or more bytes at offsets %s "
+	     "%qD accessing %wu or more bytes at offsets %s "
 	     "and %s may overlap %wu byte at offset %s",
-	     "%G%qD accessing %wu or more bytes at offsets %s "
+	     "%qD accessing %wu or more bytes at offsets %s "
 	     "and %s may overlap up to %wu bytes at offset %s",
-	     call, func, sizrange[0], offstr[0], offstr[1],
+	     func, sizrange[0], offstr[0], offstr[1],
 	     ovlsiz[1], offstr[2]);
 
   return true;
@@ -1689,7 +1689,7 @@ maybe_diag_access_bounds (gimple *call, tree func, int strict,
 			  const builtin_memref &ref, offset_int wroff,
 			  bool do_warn)
 {
-  location_t loc = gimple_or_expr_nonartificial_location (call, ref.ptr);
+  location_t loc = gimple_location (call);
   const offset_int maxobjsize = ref.maxobjsize;
 
   /* Check for excessive size first and regardless of warning options
@@ -1709,15 +1709,15 @@ maybe_diag_access_bounds (gimple *call, tree func, int strict,
 	{
 	  if (ref.sizrange[0] == ref.sizrange[1])
 	    warned = warning_at (loc, opt,
-				 "%G%qD specified bound %wu "
+				 "%qD specified bound %wu "
 				 "exceeds maximum object size %wu",
-				 call, func, ref.sizrange[0].to_uhwi (),
+				 func, ref.sizrange[0].to_uhwi (),
 				 maxobjsize.to_uhwi ());
 	  else
 	    warned = warning_at (loc, opt,
-				 "%G%qD specified bound between %wu and %wu "
+				 "%qD specified bound between %wu and %wu "
 				 "exceeds maximum object size %wu",
-				 call, func, ref.sizrange[0].to_uhwi (),
+				 func, ref.sizrange[0].to_uhwi (),
 				 ref.sizrange[1].to_uhwi (),
 				 maxobjsize.to_uhwi ());
 	  return warned ? opt : no_warning;
@@ -1776,9 +1776,9 @@ maybe_diag_access_bounds (gimple *call, tree func, int strict,
 	{
 	  auto_diagnostic_group d;
 	  if (warning_at (loc, opt,
-			  "%G%qD pointer overflow between offset %s "
+			  "%qD pointer overflow between offset %s "
 			  "and size %s accessing array %qD with type %qT",
-			  call, func, rangestr[0], rangestr[1], ref.base, type))
+			  func, rangestr[0], rangestr[1], ref.base, type))
 	    {
 	      inform (DECL_SOURCE_LOCATION (ref.base),
 		      "array %qD declared here", ref.base);
@@ -1786,15 +1786,15 @@ maybe_diag_access_bounds (gimple *call, tree func, int strict,
 	    }
 	  else
 	    warned = warning_at (loc, opt,
-				 "%G%qD pointer overflow between offset %s "
+				 "%qD pointer overflow between offset %s "
 				 "and size %s",
-				 call, func, rangestr[0], rangestr[1]);
+				 func, rangestr[0], rangestr[1]);
 	}
       else
 	warned = warning_at (loc, opt,
-			     "%G%qD pointer overflow between offset %s "
+			     "%qD pointer overflow between offset %s "
 			     "and size %s",
-			     call, func, rangestr[0], rangestr[1]);
+			     func, rangestr[0], rangestr[1]);
     }
   else if (oobref == ref.base)
     {
@@ -1809,20 +1809,20 @@ maybe_diag_access_bounds (gimple *call, tree func, int strict,
 	  if ((ref.basesize < maxobjsize
 	       && warning_at (loc, opt,
 			      form
-			      ? G_("%G%qD forming offset %s is out of "
+			      ? G_("%qD forming offset %s is out of "
 				   "the bounds [0, %wu] of object %qD with "
 				   "type %qT")
-			      : G_("%G%qD offset %s is out of the bounds "
+			      : G_("%qD offset %s is out of the bounds "
 				   "[0, %wu] of object %qD with type %qT"),
-			      call, func, rangestr[0], ref.basesize.to_uhwi (),
+			      func, rangestr[0], ref.basesize.to_uhwi (),
 			      ref.base, TREE_TYPE (ref.base)))
 	      || warning_at (loc, opt,
 			     form
-			     ? G_("%G%qD forming offset %s is out of "
+			     ? G_("%qD forming offset %s is out of "
 				  "the bounds of object %qD with type %qT")
-			     : G_("%G%qD offset %s is out of the bounds "
+			     : G_("%qD offset %s is out of the bounds "
 				  "of object %qD with type %qT"),
-			     call, func, rangestr[0],
+			     func, rangestr[0],
 			     ref.base, TREE_TYPE (ref.base)))
 	    {
 	      inform (DECL_SOURCE_LOCATION (ref.base),
@@ -1833,17 +1833,17 @@ maybe_diag_access_bounds (gimple *call, tree func, int strict,
       else if (ref.basesize < maxobjsize)
 	warned = warning_at (loc, opt,
 			     form
-			     ? G_("%G%qD forming offset %s is out "
+			     ? G_("%qD forming offset %s is out "
 				  "of the bounds [0, %wu]")
-			     : G_("%G%qD offset %s is out "
+			     : G_("%qD offset %s is out "
 				  "of the bounds [0, %wu]"),
-			     call, func, rangestr[0], ref.basesize.to_uhwi ());
+			     func, rangestr[0], ref.basesize.to_uhwi ());
       else
 	warned = warning_at (loc, opt,
 			     form
-			     ? G_("%G%qD forming offset %s is out of bounds")
-			     : G_("%G%qD offset %s is out of bounds"),
-			     call, func, rangestr[0]);
+			     ? G_("%qD forming offset %s is out of bounds")
+			     : G_("%qD offset %s is out of bounds"),
+			     func, rangestr[0]);
     }
   else if (TREE_CODE (ref.ref) == MEM_REF)
     {
@@ -1854,9 +1854,9 @@ maybe_diag_access_bounds (gimple *call, tree func, int strict,
       type = TYPE_MAIN_VARIANT (type);
 
       if (warning_at (loc, opt,
-		      "%G%qD offset %s from the object at %qE is out "
+		      "%qD offset %s from the object at %qE is out "
 		      "of the bounds of %qT",
-		      call, func, rangestr[0], ref.base, type))
+		      func, rangestr[0], ref.base, type))
 	{
 	  if (TREE_CODE (ref.ref) == COMPONENT_REF)
 	    refop = TREE_OPERAND (ref.ref, 1);
@@ -1872,10 +1872,10 @@ maybe_diag_access_bounds (gimple *call, tree func, int strict,
       tree type = TYPE_MAIN_VARIANT (TREE_TYPE (ref.ref));
 
       if (warning_at (loc, opt,
-		      "%G%qD offset %s from the object at %qE is out "
+		      "%qD offset %s from the object at %qE is out "
 		      "of the bounds of referenced subobject %qD with "
 		      "type %qT at offset %wi",
-		      call, func, rangestr[0], ref.base,
+		      func, rangestr[0], ref.base,
 		      TREE_OPERAND (ref.ref, 1), type,
 		      ref.refoff.to_shwi ()))
 	{
@@ -2065,7 +2065,7 @@ check_bounds_or_overlap (range_query *query,
 	}
     }
 
-  location_t loc = gimple_or_expr_nonartificial_location (call, dst);
+  location_t loc = gimple_location (call);
   if (operand_equal_p (dst, src, 0))
     {
       /* Issue -Wrestrict unless the pointers are null (those do
@@ -2075,8 +2075,8 @@ check_bounds_or_overlap (range_query *query,
       if (!integer_zerop (dst) && !warning_suppressed_p (call, OPT_Wrestrict))
 	{
 	  warning_at (loc, OPT_Wrestrict,
-		      "%G%qD source argument is the same as destination",
-		      call, func);
+		      "%qD source argument is the same as destination",
+		      func);
 	  suppress_warning (call, OPT_Wrestrict);
 	  return OPT_Wrestrict;
 	}
diff --git a/gcc/testsuite/gcc.dg/Wfree-nonheap-object-4.c b/gcc/testsuite/gcc.dg/Wfree-nonheap-object-4.c
index a7d921248c4..fdef9e6b3ea 100644
--- a/gcc/testsuite/gcc.dg/Wfree-nonheap-object-4.c
+++ b/gcc/testsuite/gcc.dg/Wfree-nonheap-object-4.c
@@ -26,7 +26,7 @@ void g2 (struct A *p) { g1 (p); }
 
 #define NOIPA __attribute__ ((noipa))
 
-extern int array[];
+extern int array[];           // { dg-message "declared here" "note on line 29" }
 
 /* Verify the warning is issued even for calls in a system header inlined
    into a function outside the header.  */
@@ -39,7 +39,7 @@ NOIPA void warn_g0 (struct A *p)
   g0 (p);
 }
 
-// { dg-message "inlined from 'warn_g0'" "" { target *-*-* } 0 }
+// { dg-message "inlined from 'warn_g0'" "note on line 42" { target *-*-* } 0 }
 
 
 /* Also verify the warning can be suppressed.  */
@@ -65,8 +65,8 @@ NOIPA void warn_g1 (struct A *p)
   g1 (p);
 }
 
-// { dg-message "inlined from 'g1'" "" { target *-*-* } 0 }
-// { dg-message "inlined from 'warn_g1'" "" { target *-*-* } 0 }
+// { dg-message "inlined from 'g1'" "note on line 68" { target *-*-* } 0 }
+// { dg-message "inlined from 'warn_g1'" "note on line 69" { target *-*-* } 0 }
 
 
 NOIPA void nowarn_g1 (struct A *p)
@@ -90,8 +90,8 @@ NOIPA void warn_g2 (struct A *p)
   g2 (p);
 }
 
-// { dg-message "inlined from 'g2'" "" { target *-*-* } 0 }
-// { dg-message "inlined from 'warn_g2'" "" { target *-*-* } 0 }
+// { dg-message "inlined from 'g2'" "note on line 93" { target *-*-* } 0 }
+// { dg-message "inlined from 'warn_g2'" "note on line 94" { target *-*-* } 0 }
 
 
 NOIPA void nowarn_g2 (struct A *p)
diff --git a/gcc/testsuite/gcc.dg/Wobjsize-1.c b/gcc/testsuite/gcc.dg/Wobjsize-1.c
index e80c8add3bb..2bd2f93897b 100644
--- a/gcc/testsuite/gcc.dg/Wobjsize-1.c
+++ b/gcc/testsuite/gcc.dg/Wobjsize-1.c
@@ -4,13 +4,17 @@
 #include "Wobjsize-1.h"
 
 char buf[6];
-/* { dg-warning "writing" "" { target *-*-* } .-1 } */
 
 int main(int argc, char **argv)
 {
-  strcpy (buf,"hello ");
+  strcpy (buf,"hello ");    /* { dg-warning "\\\[-Wstringop-overflow" } */
   return 0;
 }
 
-/* { dg-message "file included" "included" { target *-*-* } 0 } */
-/* { dg-message "inlined from" "inlined" { target *-*-* } 0 } */
+/* { dg-message "file included" "included" { target *-*-* } 0 }
+   { dg-message "inlined from" "inlined" { target *-*-* } 0 }
+
+   The test might emit two warnings, one for the strcpy call and
+   another for the inlined call to __builtin___strcpy_chk() called
+   from strcpy().
+   { dg-prune-output "writing 7 bytes into a region of size 6" } */
diff --git a/gcc/trans-mem.c b/gcc/trans-mem.c
index e74bd1f5ec0..c270d039b15 100644
--- a/gcc/trans-mem.c
+++ b/gcc/trans-mem.c
@@ -4413,12 +4413,8 @@ ipa_tm_scan_irr_block (basic_block bb)
 	     is to wrap it in a __tm_waiver block.  This is not
 	     yet implemented, so we can't check for it.  */
 	  if (is_tm_safe (current_function_decl))
-	    {
-	      tree t = build1 (NOP_EXPR, void_type_node, size_zero_node);
-	      SET_EXPR_LOCATION (t, gimple_location (stmt));
-	      error ("%K%<asm%> not allowed in %<transaction_safe%> function",
-		     t);
-	    }
+	    error_at (gimple_location (stmt),
+		      "%<asm%> not allowed in %<transaction_safe%> function");
 	  return true;
 
 	default:
diff --git a/gcc/tree-ssa-ccp.c b/gcc/tree-ssa-ccp.c
index 42585412325..9ce6214d7e2 100644
--- a/gcc/tree-ssa-ccp.c
+++ b/gcc/tree-ssa-ccp.c
@@ -3563,7 +3563,7 @@ pass_post_ipa_warn::execute (function *fun)
 	      if (argno == 0)
 		{
 		  if (warning_at (loc, OPT_Wnonnull,
-				  "%G%qs pointer is null", stmt, "this")
+				  "%qs pointer is null", "this")
 		      && fndecl)
 		    inform (DECL_SOURCE_LOCATION (fndecl),
 			    "in a call to non-static member function %qD",
@@ -3572,8 +3572,8 @@ pass_post_ipa_warn::execute (function *fun)
 		}
 
 	      if (!warning_at (loc, OPT_Wnonnull,
-			       "%Gargument %u null where non-null "
-			       "expected", stmt, argno))
+			       "argument %u null where non-null "
+			       "expected", argno))
 		continue;
 
 	      tree fndecl = gimple_call_fndecl (stmt);
diff --git a/gcc/tree-ssa-strlen.c b/gcc/tree-ssa-strlen.c
index 13ea107da17..94257df1067 100644
--- a/gcc/tree-ssa-strlen.c
+++ b/gcc/tree-ssa-strlen.c
@@ -2022,13 +2022,12 @@ maybe_warn_overflow (gimple *stmt, tree len, pointer_query &ptr_qry,
 
       warned = (writefn
 		? warning_at (loc, OPT_Wstringop_overflow_,
-			      "%G%qD writing one too many bytes into a region "
+			      "%qD writing one too many bytes into a region "
 			      "of a size that depends on %<strlen%>",
-			      stmt, writefn)
+			      writefn)
 		: warning_at (loc, OPT_Wstringop_overflow_,
-			      "%Gwriting one too many bytes into a region "
-			      "of a size that depends on %<strlen%>",
-			      stmt));
+			      "writing one too many bytes into a region "
+			      "of a size that depends on %<strlen%>"));
     }
   else if (lenrng[0] == lenrng[1])
     {
@@ -2036,65 +2035,65 @@ maybe_warn_overflow (gimple *stmt, tree len, pointer_query &ptr_qry,
 	warned = (writefn
 		  ? warning_n (loc, OPT_Wstringop_overflow_,
 			       lenrng[0].to_uhwi (),
-			       "%G%qD writing %wu byte into a region "
+			       "%qD writing %wu byte into a region "
 			       "of size %wu",
-			       "%G%qD writing %wu bytes into a region "
+			       "%qD writing %wu bytes into a region "
 			       "of size %wu",
-			       stmt, writefn, lenrng[0].to_uhwi (),
+			       writefn, lenrng[0].to_uhwi (),
 			       spcrng[0].to_uhwi ())
 		  : warning_n (loc, OPT_Wstringop_overflow_,
 			       lenrng[0].to_uhwi (),
-			       "%Gwriting %wu byte into a region "
+			       "writing %wu byte into a region "
 			       "of size %wu",
-			       "%Gwriting %wu bytes into a region "
+			       "writing %wu bytes into a region "
 			       "of size %wu",
-			       stmt, lenrng[0].to_uhwi (),
+			       lenrng[0].to_uhwi (),
 			       spcrng[0].to_uhwi ()));
       else
 	warned = (writefn
 		  ? warning_n (loc, OPT_Wstringop_overflow_,
 			       lenrng[0].to_uhwi (),
-			       "%G%qD writing %wu byte into a region "
+			       "%qD writing %wu byte into a region "
 			       "of size between %wu and %wu",
-			       "%G%qD writing %wu bytes into a region "
+			       "%qD writing %wu bytes into a region "
 			       "of size between %wu and %wu",
-			       stmt, writefn, lenrng[0].to_uhwi (),
+			       writefn, lenrng[0].to_uhwi (),
 			       spcrng[0].to_uhwi (), spcrng[1].to_uhwi ())
 		  : warning_n (loc, OPT_Wstringop_overflow_,
 			       lenrng[0].to_uhwi (),
-			       "%Gwriting %wu byte into a region "
+			       "writing %wu byte into a region "
 			       "of size between %wu and %wu",
-			       "%Gwriting %wu bytes into a region "
+			       "writing %wu bytes into a region "
 			       "of size between %wu and %wu",
-			       stmt, lenrng[0].to_uhwi (),
+			       lenrng[0].to_uhwi (),
 			       spcrng[0].to_uhwi (), spcrng[1].to_uhwi ()));
     }
   else if (spcrng[0] == spcrng[1])
     warned = (writefn
 	      ? warning_at (loc, OPT_Wstringop_overflow_,
-			    "%G%qD writing between %wu and %wu bytes "
+			    "%qD writing between %wu and %wu bytes "
 			    "into a region of size %wu",
-			    stmt, writefn, lenrng[0].to_uhwi (),
+			    writefn, lenrng[0].to_uhwi (),
 			    lenrng[1].to_uhwi (),
 			    spcrng[0].to_uhwi ())
 	      : warning_at (loc, OPT_Wstringop_overflow_,
-			    "%Gwriting between %wu and %wu bytes "
+			    "writing between %wu and %wu bytes "
 			    "into a region of size %wu",
-			    stmt, lenrng[0].to_uhwi (),
+			    lenrng[0].to_uhwi (),
 			    lenrng[1].to_uhwi (),
 			    spcrng[0].to_uhwi ()));
   else
     warned = (writefn
 	      ? warning_at (loc, OPT_Wstringop_overflow_,
-			    "%G%qD writing between %wu and %wu bytes "
+			    "%qD writing between %wu and %wu bytes "
 			    "into a region of size between %wu and %wu",
-			    stmt, writefn, lenrng[0].to_uhwi (),
+			    writefn, lenrng[0].to_uhwi (),
 			    lenrng[1].to_uhwi (),
 			    spcrng[0].to_uhwi (), spcrng[1].to_uhwi ())
 	      : warning_at (loc, OPT_Wstringop_overflow_,
-			    "%Gwriting between %wu and %wu bytes "
+			    "writing between %wu and %wu bytes "
 			    "into a region of size between %wu and %wu",
-			    stmt, lenrng[0].to_uhwi (),
+			    lenrng[0].to_uhwi (),
 			    lenrng[1].to_uhwi (),
 			    spcrng[0].to_uhwi (), spcrng[1].to_uhwi ()));
 
@@ -2985,13 +2984,13 @@ maybe_diag_stxncpy_trunc (gimple_stmt_iterator gsi, tree src, tree cnt,
       if (lenrange[0] == cntrange[1] && cntrange[0] == cntrange[1])
 	return warning_n (callloc, OPT_Wstringop_truncation,
 			  cntrange[0].to_uhwi (),
-			  "%G%qD output truncated before terminating "
+			  "%qD output truncated before terminating "
 			  "nul copying %E byte from a string of the "
 			  "same length",
-			  "%G%qD output truncated before terminating nul "
+			  "%qD output truncated before terminating nul "
 			  "copying %E bytes from a string of the same "
 			  "length",
-			  stmt, func, cnt);
+			  func, cnt);
       else if (!cat_dstlen_bounded)
 	{
 	  if (wi::geu_p (lenrange[0], cntrange[1]))
@@ -3001,16 +3000,16 @@ maybe_diag_stxncpy_trunc (gimple_stmt_iterator gsi, tree src, tree cnt,
 	      if (cntrange[0] == cntrange[1])
 		return warning_n (callloc, OPT_Wstringop_truncation,
 				  cntrange[0].to_uhwi (),
-				  "%G%qD output truncated copying %E byte "
+				  "%qD output truncated copying %E byte "
 				  "from a string of length %wu",
-				  "%G%qD output truncated copying %E bytes "
+				  "%qD output truncated copying %E bytes "
 				  "from a string of length %wu",
-				  stmt, func, cnt, lenrange[0].to_uhwi ());
+				  func, cnt, lenrange[0].to_uhwi ());
 
 	      return warning_at (callloc, OPT_Wstringop_truncation,
-				 "%G%qD output truncated copying between %wu "
+				 "%qD output truncated copying between %wu "
 				 "and %wu bytes from a string of length %wu",
-				 stmt, func, cntrange[0].to_uhwi (),
+				 func, cntrange[0].to_uhwi (),
 				 cntrange[1].to_uhwi (), lenrange[0].to_uhwi ());
 	    }
 	  else if (wi::geu_p (lenrange[1], cntrange[1]))
@@ -3020,16 +3019,16 @@ maybe_diag_stxncpy_trunc (gimple_stmt_iterator gsi, tree src, tree cnt,
 	      if (cntrange[0] == cntrange[1])
 		return warning_n (callloc, OPT_Wstringop_truncation,
 				  cntrange[0].to_uhwi (),
-				  "%G%qD output may be truncated copying %E "
+				  "%qD output may be truncated copying %E "
 				  "byte from a string of length %wu",
-				  "%G%qD output may be truncated copying %E "
+				  "%qD output may be truncated copying %E "
 				  "bytes from a string of length %wu",
-				  stmt, func, cnt, lenrange[1].to_uhwi ());
+				  func, cnt, lenrange[1].to_uhwi ());
 
 	      return warning_at (callloc, OPT_Wstringop_truncation,
-				 "%G%qD output may be truncated copying between "
+				 "%qD output may be truncated copying between "
 				 "%wu and %wu bytes from a string of length %wu",
-				 stmt, func, cntrange[0].to_uhwi (),
+				 func, cntrange[0].to_uhwi (),
 				 cntrange[1].to_uhwi (), lenrange[1].to_uhwi ());
 	    }
 	}
@@ -3043,9 +3042,9 @@ maybe_diag_stxncpy_trunc (gimple_stmt_iterator gsi, tree src, tree cnt,
 	     the lower bound of the specified count but shorter than the
 	     upper bound the copy may (but need not) be truncated.  */
 	  return warning_at (callloc, OPT_Wstringop_truncation,
-			     "%G%qD output may be truncated copying between "
+			     "%qD output may be truncated copying between "
 			     "%wu and %wu bytes from a string of length %wu",
-			     stmt, func, cntrange[0].to_uhwi (),
+			     func, cntrange[0].to_uhwi (),
 			     cntrange[1].to_uhwi (), lenrange[0].to_uhwi ());
 	}
     }
@@ -3072,8 +3071,8 @@ maybe_diag_stxncpy_trunc (gimple_stmt_iterator gsi, tree src, tree cnt,
 
       if (cntrange[0] == cntrange[1])
 	return warning_at (callloc, OPT_Wstringop_truncation,
-			   "%G%qD specified bound %E equals destination size",
-			   stmt, func, cnt);
+			   "%qD specified bound %E equals destination size",
+			   func, cnt);
     }
 
   return false;
@@ -3197,9 +3196,9 @@ handle_builtin_stxncpy_strncat (bool append_p, gimple_stmt_iterator *gsi)
       && sisrc == silen
       && is_strlen_related_p (src, len)
       && warning_at (callloc, OPT_Wstringop_truncation,
-		     "%G%qD output truncated before terminating nul "
+		     "%qD output truncated before terminating nul "
 		     "copying as many bytes from a string as its length",
-		     stmt, func))
+		     func))
     warned = true;
   else if ((append_p || !dstsize || len == dstlenp1)
 	   && silen && is_strlen_related_p (src, silen->ptr))
@@ -3210,9 +3209,9 @@ handle_builtin_stxncpy_strncat (bool append_p, gimple_stmt_iterator *gsi)
       opt_code opt = (append_p || dstsize
 		      ? OPT_Wstringop_overflow_ : OPT_Wstringop_truncation);
       warned = warning_at (callloc, opt,
-			   "%G%qD specified bound depends on the length "
+			   "%qD specified bound depends on the length "
 			   "of the source argument",
-			   stmt, func);
+			   func);
     }
   if (warned)
     {
@@ -4141,24 +4140,24 @@ maybe_warn_pointless_strcmp (gimple *stmt, HOST_WIDE_INT bound,
   if (siz <= minlen && bound == -1)
     warned = warning_at (stmt_loc, OPT_Wstring_compare,
 			 (at_least
-			  ? G_("%G%qD of a string of length %wu or more and "
+			  ? G_("%qD of a string of length %wu or more and "
 			       "an array of size %wu evaluates to nonzero")
-			  : G_("%G%qD of a string of length %wu and an array "
+			  : G_("%qD of a string of length %wu and an array "
 			       "of size %wu evaluates to nonzero")),
-			 stmt, callee, minlen, siz);
+			 callee, minlen, siz);
   else if (!at_least && siz <= HOST_WIDE_INT_MAX)
     {
       if (len[0] != HOST_WIDE_INT_MAX && len[1] != HOST_WIDE_INT_MAX)
 	warned = warning_at (stmt_loc, OPT_Wstring_compare,
-			     "%G%qD of strings of length %wu and %wu "
+			     "%qD of strings of length %wu and %wu "
 			     "and bound of %wu evaluates to nonzero",
-			     stmt, callee, len[0], len[1], bound);
+			     callee, len[0], len[1], bound);
       else
 	warned = warning_at (stmt_loc, OPT_Wstring_compare,
-			     "%G%qD of a string of length %wu, an array "
+			     "%qD of a string of length %wu, an array "
 			     "of size %wu and bound of %wu evaluates to "
 			     "nonzero",
-			     stmt, callee, minlen, siz, bound);
+			     callee, minlen, siz, bound);
     }
 
   if (!warned)
diff --git a/gcc/tree-ssa-uninit.c b/gcc/tree-ssa-uninit.c
index 99442d7f975..24ac031a693 100644
--- a/gcc/tree-ssa-uninit.c
+++ b/gcc/tree-ssa-uninit.c
@@ -444,7 +444,7 @@ maybe_warn_operand (ao_ref &ref, gimple *stmt, tree lhs, tree rhs,
   if (wlims.always_executed)
     {
       if (warning_at (location, OPT_Wuninitialized,
-		      "%G%qE is used uninitialized", stmt, rhs))
+		      "%qE is used uninitialized", rhs))
 	{
 	  /* ???  This is only effective for decls as in
 	     gcc.dg/uninit-B-O0.c.  Avoid doing this for maybe-uninit
@@ -457,7 +457,7 @@ maybe_warn_operand (ao_ref &ref, gimple *stmt, tree lhs, tree rhs,
     }
   else if (wlims.wmaybe_uninit)
     warned = warning_at (location, OPT_Wmaybe_uninitialized,
-			 "%G%qE may be used uninitialized", stmt, rhs);
+			 "%qE may be used uninitialized", rhs);
 
   return warned ? base : NULL_TREE;
 }
