1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/Werror-4.c b/gcc/testsuite/gcc.dg/Werror-4.c
new file mode 100644
index 000000000..73687bef1
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/Werror-4.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-Wattributes" } */
+/* { dg-message "some warnings being treated as errors" "" {target "*-*-*"} 0 } */
+/* Make sure the pragma enables the error.  */
+
+#pragma GCC diagnostic error "-Waddress"
+
+void __attribute__((dj)) bar() { }	/* { dg-warning "attribute directive ignored" } */
+
+int i;
+
+void
+foo ()
+{
+  if (&i)	/* { dg-error "will always evaluate as 'true'" } */
+    grill ();
+}