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diff gcc/testsuite/gcc.dg/builtin-unreachable-6.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 84e7813d76e9
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/builtin-unreachable-6.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-fab1" } */
+
+void
+foo (int b, int c)
+{
+  void *x = &&lab;
+  if (b)
+    {
+lab:
+      __builtin_unreachable ();
+    }
+lab2:
+  if (c)
+    x = &&lab2;
+  goto *x;
+}
+
+/* { dg-final { scan-tree-dump-times "lab:" 1 "fab1" } } */
+/* { dg-final { scan-tree-dump-times "__builtin_unreachable" 1 "fab1" } } */