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diff gcc/testsuite/gcc.dg/pr47391.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/pr47391.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,21 @@
+/* PR tree-optimization/47391 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+
+const volatile int v = 1;
+int i = 0;
+
+void
+foo (void)
+{
+  i = v;
+}
+
+int
+main (void)
+{
+  foo ();
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-not "i = 1;" "optimized" } } */