===================================================================
@@ -5574,15 +5574,16 @@ cp_build_unary_op (enum tree_code code, tree xarg,
else
return error_mark_node;
}
- else if ((pedantic || warn_pointer_arith)
- && !TYPE_PTROB_P (argtype))
+ else if (!TYPE_PTROB_P (argtype))
{
if (complain & tf_error)
- permerror (input_location, (code == PREINCREMENT_EXPR
+ pedwarn (input_location,
+ pedantic ? OPT_Wpedantic : OPT_Wpointer_arith,
+ (code == PREINCREMENT_EXPR
|| code == POSTINCREMENT_EXPR)
- ? G_("ISO C++ forbids incrementing a pointer of type %qT")
- : G_("ISO C++ forbids decrementing a pointer of type %qT"),
- argtype);
+ ? G_("ISO C++ forbids incrementing a pointer of type %qT")
+ : G_("ISO C++ forbids decrementing a pointer of type %qT"),
+ argtype);
else
return error_mark_node;
}
===================================================================
@@ -9,7 +9,7 @@ void
f1 (void)
{
#pragma omp for
- for (void *q = (void *)p; q < (void *) (p + 4); q++) // { dg-error "forbids incrementing a pointer of type" }
+ for (void *q = (void *)p; q < (void *) (p + 4); q++) // { dg-warning "forbids incrementing a pointer of type" }
;
}
@@ -27,7 +27,7 @@ void
f3 (void)
{
#pragma omp for
- for (T q = T (p); q < T (p + 4); q++) // { dg-error "forbids incrementing a pointer of type" }
+ for (T q = T (p); q < T (p + 4); q++) // { dg-warning "forbids incrementing a pointer of type" }
;
}
===================================================================
@@ -0,0 +1,13 @@
+// PR c++/56815
+// { dg-options "-Wpointer-arith" }
+
+int main()
+{
+ void *pv = 0;
+ pv++; // { dg-warning "forbids incrementing a pointer" }
+
+ typedef void (*pft) ();
+
+ pft pf = 0;
+ pf++; // { dg-warning "forbids incrementing a pointer" }
+}