Testcase for pr53749

From-SVN: r188956

Testcase for pr53749
From-SVN: r188956
f008d5dc · Richard Henderson · Richard Henderson · ec62cbe1 · f008d5dc · f008d5dc
Commit f008d5dc authored Jun 25, 2012 by Richard Henderson Committed by Richard Henderson Jun 25, 2012
Hide whitespace changes
Inline Side-by-side

Showing with 30 additions and 0 deletions

gcc/testsuite/ChangeLog
+4 -0

gcc/testsuite/gcc.dg/pr53749.c
+26 -0

No files found.
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
+2012-06-25  Richard Henderson  <rth@redhat.com>
+	* gcc.dg/pr53749.c: New.
 2012-06-25  Jason Merrill  <jason@redhat.com>
 	PR c++/52988

--- a/gcc/testsuite/gcc.dg/pr53749.c
+++ b/gcc/testsuite/gcc.dg/pr53749.c
+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-vectorize" } */
+#define N 1024
+unsigned char a[N], b[N], c[N];
+void f1(void)
+{
+  int i;
+  for (i = 0; i < N; ++i)
+    a[i] = b[i] * c[i];
+}
+void f2(void)
+{
+  int i;
+  for (i = 0; i < N; ++i)
+    a[i] = b[i] * 2;
+}
+void f3(void)
+{
+  int i;
+  for (i = 0; i < N; ++i)
+    a[i] = b[i] * 20;
+}