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-rw-r--r--gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10.c b/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10.c
new file mode 100644
index 00000000000..a4ff8565c7a
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10.c
@@ -0,0 +1,54 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 40
+
+int a[N];
+int b[N];
+
+int
+foo (int n){
+ int i,j;
+ int sum,x,y;
+
+ for (i = 0; i < N/2; i++) {
+ sum = 0;
+ x = b[2*i];
+ y = b[2*i+1];
+ for (j = 0; j < n; j++) {
+ sum += j;
+ }
+ a[2*i] = sum + x;
+ a[2*i+1] = sum + y;
+ }
+}
+
+int main (void)
+{
+ int i,j;
+ int sum;
+
+ check_vect ();
+
+ for (i=0; i<N; i++)
+ b[i] = i;
+
+ foo (N-1);
+
+ /* check results: */
+ for (i=0; i<N/2; i++)
+ {
+ sum = 0;
+ for (j = 0; j < N-1; j++)
+ sum += j;
+ if (a[2*i] != sum + b[2*i] || a[2*i+1] != sum + b[2*i+1])
+ abort();
+ }
+
+ return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED." 1 "vect" { xfail *-*-* } } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */