diff mbox

[C++] PR 65370

Message ID 54FF2D62.7060503@oracle.com
State New
Headers show

Commit Message

Paolo Carlini March 10, 2015, 5:44 p.m. UTC 
... in any case, I can confirm that the below also passes testing. Not 
sure if it makes sense to add the check also to the other call site, 
can't figure out a testcase...

Thanks,
Paolo.

/////////////////
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Patch

Index: cp/decl.c
===================================================================
--- cp/decl.c	(revision 221317)
+++ cp/decl.c	(working copy)
@@ -1922,7 +1922,9 @@  duplicate_decls (tree newdecl, tree olddecl, bool
 	{
 	  /* Per C++11 8.3.6/4, default arguments cannot be added in later
 	     declarations of a function template.  */
-	  check_redeclaration_no_default_args (newdecl);
+	  if (DECL_SOURCE_LOCATION (newdecl)
+	      != DECL_SOURCE_LOCATION (olddecl))
+	    check_redeclaration_no_default_args (newdecl);
 
 	  check_default_args (newdecl);
 
Index: testsuite/g++.dg/other/default11.C
===================================================================
--- testsuite/g++.dg/other/default11.C	(revision 0)
+++ testsuite/g++.dg/other/default11.C	(working copy)
@@ -0,0 +1,11 @@ 
+// PR c++/65370
+
+template <typename> class C
+{
+  template <typename U>
+  C(const C<U>&, bool = false);
+};
+
+template <>
+template <typename U>
+C<int>::C(const C<U>&, bool);