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diff gcc/testsuite/gcc.dg/pr17581-1.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/pr17581-1.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,30 @@
+/* PR rtl-optimization/17581 */
+/* { dg-do run } */
+/* { dg-options "-O2" } */
+
+void abort (void);
+
+int foo(int x)
+{
+  unsigned long long tmp = 0;
+
+  switch(x) {
+    case 21:
+      tmp |= 1;
+      tmp |= 2;
+      tmp |= 8;
+      break;
+    default:
+      break;
+  }
+  
+  return (int)tmp;
+}
+
+int main()
+{
+  if (foo(21) != 11)
+    abort ();
+  return 0;
+}
+