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diff gcc/testsuite/c-c++-common/Wunused-var-6.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/c-c++-common/Wunused-var-6.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,16 @@
+/* PR c/43981 */
+/* { dg-do compile } */
+/* { dg-options "-Wunused" } */
+/* { dg-require-effective-target alloca } */
+
+void g (char *);
+
+char
+f (int a)
+{
+  int len = a * 3;
+  char t[len];
+
+  g (t);
+  return t[0];
+}