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-rw-r--r--gcc/testsuite/gcc.dg/vect/vect-98.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/vect-98.c b/gcc/testsuite/gcc.dg/vect/vect-98.c
new file mode 100644
index 00000000000..d876bce124f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/vect-98.c
@@ -0,0 +1,41 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 4
+#define DOT4( a, b ) ( a[0]*b[0] + a[1]*b[1] + a[2]*b[2] + a[3]*b[3] )
+
+int main1 (int ia[][N])
+{
+ int i, j;
+ int ib[N] = {0,3,6,9};
+ int ic[N][N];
+
+ for (i = 0; i < N; i++)
+ {
+ ic[0][i] = DOT4 (ia[i], ib);
+ }
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (ic[0][i] != DOT4 (ia[i], ib))
+ abort();
+ }
+
+ return 0;
+}
+
+int main (void)
+{
+ int ia[N][N] = {{1,2,3,4},{2,3,5,7},{2,4,6,8},{22,43,55,77}};
+
+ check_vect ();
+
+ return main1 (ia);
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail *-*-* } } } */
+/* APPLE LOCAL xfail */
+/* { dg-final { scan-tree-dump-times "not vectorized: complicated access pattern" 1 "vect" { xfail *-*-* } } } */