Merge remote-tracking branch 'origin/trunk' into gomp-nvptx-branch-merge-trunkamonakov/gomp-nvptx

1 files changed, 25 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-pr78205.c b/gcc/testsuite/gcc.dg/vect/bb-slp-pr78205.c
new file mode 100644
index 00000000000..e02502a3fc1
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/bb-slp-pr78205.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target vect_double } */
+/* { dg-additional-options "-fdump-tree-optimized" } */
+
+double x[2], a[4], b[4], c[5];
+
+void foo ()
+{
+  a[0] = c[0];
+  a[1] = c[1];
+  a[2] = c[0];
+  a[3] = c[1];
+  b[0] = c[2];
+  b[1] = c[3];
+  b[2] = c[2];
+  b[3] = c[3];
+  x[0] = c[4];
+  x[1] = c[4];
+}
+
+/* We may not vectorize the store to x[] as it accesses c out-of bounds
+   but we do want to vectorize the other two store groups.  */
+
+/* { dg-final { scan-tree-dump-times "basic block vectorized" 1 "slp2" } } */
+/* { dg-final { scan-tree-dump-times "x\\\[\[0-1\]\\\] = " 2 "optimized" } } */