1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp/pr7263-3.c b/gcc/testsuite/gcc.dg/cpp/pr7263-3.c
new file mode 100644
index 000000000..efa619ad3
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/cpp/pr7263-3.c
@@ -0,0 +1,19 @@
+/* PR 7263:  __extension__ keyword doesn't suppress warning on LL or ULL constants.  */
+/* { dg-do compile } */
+/* { dg-options "-std=c99 -pedantic-errors" } */
+#include "pr7263-3.h"
+__complex__  bar () /* { dg-error "ISO C does not support plain .complex. meaning .double complex." } */
+{
+  return _Complex_I_ext;
+}
+
+__extension__ __complex__ 
+bar2 ()
+{
+  return _Complex_I;
+}
+
+__complex__ bar3 () /* { dg-error "ISO C does not support plain .complex. meaning .double complex." } */
+{
+  return _Complex_I; /* { dg-error "imaginary constants are a GCC extension" } */
+}