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diff gcc/testsuite/gcc.dg/tree-ssa/slsr-11.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/tree-ssa/slsr-11.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,23 @@
+/* Verify straight-line strength reduction for simple integer addition
+   with casts thrown in.  */
+
+/* { dg-do compile } */
+/* { dg-options "-O3 -fdump-tree-optimized" } */
+
+long
+f (int s, long c)
+{
+  int a1, a2, a3;
+  long x1, x2, x3, x;
+
+  a1 = 2 * s;
+  x1 = c + a1;
+  a2 = 4 * s;
+  x2 = c + a2;
+  a3 = 6 * s;
+  x3 = c + a3;
+  x = x1 + x2 + x3;
+  return x;
+}
+
+/* { dg-final { scan-tree-dump-times " \\* " 1 "optimized" } } */