1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/loop-9.c b/gcc/testsuite/gcc.dg/tree-ssa/loop-9.c
new file mode 100644
index 000000000..c4b47c054
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/loop-9.c
@@ -0,0 +1,24 @@
+/* Without TARGET_MEM_REFs, dom creates code like
+   
+   i1 = 4 * i;
+   *(p + i1) = i;
+   *(p + i1 + 4) = i
+   
+   causing us to have unnecessary multiplication by 4 in the
+   result.  */
+
+/* { dg-do compile } */
+/* { dg-options "-O1" } */
+
+void foo (int *p)
+{
+  int i;
+
+  for (i = 0; i < 100; i++)
+    {
+      p[i] = i;
+      p[i + 1] = i;
+    }
+}
+
+/* { dg-final { scan-assembler-times "lea\\t" 0 { target i?86-*-* x86_64-*-* } } } */