1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/autopar/pr46194.c b/gcc/testsuite/gcc.dg/autopar/pr46194.c
new file mode 100644
index 000000000..574d6e672
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/autopar/pr46194.c
@@ -0,0 +1,24 @@
+/* PR tree-optimization/46194 */
+/* { dg-do compile } */
+/* { dg-options "-O -ftree-parallelize-loops=2 -fdump-tree-parloops-details" } */
+
+#define N 1000
+int a[N];
+
+int foo (void)
+{
+  int j;
+  int i;
+
+  /* This is not blocked as it is not profitable.  */
+  for (i = 0; i < N; i++)
+    for (j = 0; j < N; j++)
+      a[j] = a[i] + 1;
+
+  return a[0];
+}
+
+/* This loop cannot be parallelized due to a dependence.  */
+
+/* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 0 "parloops" } } */
+/* { dg-final { cleanup-tree-dump "parloops" } } */