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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-outer-3c.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-outer-3c.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-outer-3c.c
new file mode 100644
index 000000000..599137ba1
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-outer-3c.c
@@ -0,0 +1,52 @@
+/* { dg-require-effective-target vect_float } */
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 40
+float image[N][N+1] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+float out[N];
+
+/* Outer-loop vectorization. */
+
+__attribute__ ((noinline)) void
+foo (){
+ int i,j;
+ float diff;
+
+ for (i = 0; i < N; i++) {
+ diff = 0;
+ for (j = 0; j < N; j+=4) {
+ diff += image[j][i];
+ }
+ out[i]=diff;
+ }
+}
+
+int main (void)
+{
+ check_vect ();
+ int i, j;
+ float diff;
+
+ for (i = 0; i < N; i++) {
+ for (j = 0; j < N; j++) {
+ image[i][j]=i+j;
+ }
+ }
+
+ foo ();
+
+ for (i = 0; i < N; i++) {
+ diff = 0;
+ for (j = 0; j < N; j+=4) {
+ diff += image[j][i];
+ }
+ if (out[i] != diff)
+ abort ();
+ }
+
+ return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */