1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr37106-1.c b/gcc/testsuite/gcc.dg/pr37106-1.c
new file mode 100644
index 000000000..ff73b0b8d
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr37106-1.c
@@ -0,0 +1,27 @@
+/* PR c/37106 */
+/* { dg-do compile } */
+/* { dg-options "-O1" } */
+/* { dg-options "-O1 -fpic" { target fpic } } */
+
+#define SIZE 256
+float a[SIZE], b[SIZE], c[SIZE];
+
+void opt3 (void) __attribute__((__optimize__(3)));
+
+void
+opt3 (void)
+{
+  int i;
+
+  for (i = 0; i < SIZE; i++)
+    a[i] = b[i] + c[i];
+}
+
+void
+not_opt3 (void)
+{
+  int i;
+
+  for (i = 0; i < SIZE; i++)
+    a[i] = b[i] - c[i];
+}