* c-typeck.c (convert_for_assignment): Do not check
DECL_IN_SYSTEM_HEADER on NULL fundecl.
testsuite:
* gcc.dg/transparent-union-4.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@102541
138bc75d-0d04-0410-961f-
82ee72b054a4
2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
+ PR c/22240
+ * c-typeck.c (convert_for_assignment): Do not check
+ DECL_IN_SYSTEM_HEADER on NULL fundecl.
+
+2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
+
PR c/22192
* c-typeck.c (composite_type): Prefer constant size arrays to
VLAs.
"pointer target type"));
}
- if (pedantic && !DECL_IN_SYSTEM_HEADER (fundecl))
+ if (pedantic && (!fundecl || !DECL_IN_SYSTEM_HEADER (fundecl)))
pedwarn ("ISO C prohibits argument conversion to union type");
return build1 (NOP_EXPR, type, rhs);
2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
+ PR c/22240
+ * gcc.dg/transparent-union-4.c: New test.
+
+2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
+
PR c/22192
* gcc.dg/c99-vla-2.c: New test.
--- /dev/null
+/* Test for ICE on transparent union with function pointer and
+ -pedantic. Bug 22240. */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-pedantic" } */
+
+typedef union { union w *u; int *i; } H __attribute__ ((transparent_union));
+void (*h) (H);
+void g (int *s) { h (s); } /* { dg-warning "ISO C prohibits argument conversion to union type" } */