1 files changed, 41 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/pr56826.c b/gcc/testsuite/gcc.dg/vect/pr56826.c
new file mode 100644
index 0000000000..7a5c5ff400
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/pr56826.c
@@ -0,0 +1,41 @@
+extern void abort (void);
+
+typedef struct {
+    int a[3];
+    int num;
+} t1;
+t1 B[100];
+int A[300];
+
+void __attribute__((noinline,noclone))
+bar (int *A, t1 *B, int n)
+{
+  int i;
+  int *a = A;
+  for (i=0; i<n; i++, a+=3)
+    {
+      a[0] = B[i].a[0];
+      a[1] = B[i].a[1];
+      a[2] = B[i].a[2];
+    }
+}
+
+int main()
+{
+  int i;
+  for (i=0; i<100; i++) 
+    {
+      B[i].num = i;
+      B[i].a[0] = i * 3;
+      B[i].a[1] = i * 3 + 1;
+      B[i].a[2] = i * 3 + 2;
+      __asm__ volatile ("");
+    }
+  bar (&A[0], &B[0], 100);
+  for (i=0; i<300; i++)
+    if (A[i] != i)
+      abort ();
+  return 0;
+} 
+
+/* { dg-final { cleanup-tree-dump "vect" } } */