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diff gcc/testsuite/c-c++-common/nonnull-3.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 1830386684a0
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/c-c++-common/nonnull-3.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,11 @@
+/* PR c++/79984 */
+/* { dg-do compile } */
+/* { dg-options "-Wnonnull-compare" } */
+
+enum { r = 1 };
+
+__attribute__ ((nonnull (r))) int
+f (int *p)
+{
+  return p == 0; /* { dg-warning "nonnull argument 'p' compared to NULL" } */
+}