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diff gcc/testsuite/gcc.dg/Walloca-8.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-8.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target alloca } */
+/* { dg-options "-Walloca-larger-than=2000 -O2" } */
+
+void *p;
+void
+foo (__SIZE_TYPE__ len)
+{
+  if (len < 2000 / sizeof (void *))
+    p = __builtin_alloca (len * sizeof (void *));
+  else
+    p = __builtin_malloc (len * sizeof (void *));
+}