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diff gcc/testsuite/gcc.dg/Walloca-12.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/gcc.dg/Walloca-12.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,12 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target alloca } */
+/* { dg-options "-Walloca-larger-than=128 -O2" } */
+
+void f (void*);
+
+void g (unsigned int n)
+{
+  if (n == 7)
+    n = 11;
+  f (__builtin_alloca (n)); /* { dg-warning "unbounded use of 'alloca'" } */
+}