1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/pr51074.c b/gcc/testsuite/gcc.dg/vect/pr51074.c
new file mode 100644
index 00000000000..30913999400
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/pr51074.c
@@ -0,0 +1,24 @@
+/* PR tree-optimization/51074 */
+
+#include "tree-vect.h"
+
+struct S { int a, b; } s[8];
+
+int
+main ()
+{
+  int i;
+  check_vect ();
+  for (i = 0; i < 8; i++)
+    {
+      s[i].b = 0;
+      s[i].a = i;
+    }
+  asm volatile ("" : : : "memory");
+  for (i = 0; i < 8; i++)
+    if (s[i].b != 0 || s[i].a != i)
+      abort ();
+  return 0;
+}
+
+/* { dg-final { cleanup-tree-dump "vect" } } */