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diff gcc/testsuite/gcc.dg/shrink-wrap-loop.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/shrink-wrap-loop.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,19 @@
+/* { dg-do compile { target { { { i?86-*-* x86_64-*-* } && lp64 } || { arm_thumb2 } } } } */
+/* { dg-options "-O2 -fdump-rtl-pro_and_epilogue"  } */
+
+int foo (int *p1, int *p2);
+
+int
+test (int *p1, int *p2)
+{
+  int *p;
+
+  for (p = p2; p != 0; p++)
+    {
+      if (!foo (p, p1))
+        return 0;
+    }
+
+  return 1;
+}
+/* { dg-final { scan-rtl-dump "Performing shrink-wrapping" "pro_and_epilogue"  } } */