1 files changed, 32 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/gomp/pr60823-3.c b/gcc-4.9/gcc/testsuite/c-c++-common/gomp/pr60823-3.c
new file mode 100644
index 000000000..93e9fbe3a
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/c-c++-common/gomp/pr60823-3.c
@@ -0,0 +1,32 @@
+/* PR tree-optimization/60823 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -fopenmp-simd -fno-strict-aliasing" } */
+
+void bar (char *, double *);
+
+#if __SIZEOF_DOUBLE__ >= 4
+
+struct S { char c[sizeof (double)]; };
+void baz (struct S, struct S);
+union U { struct S s; double d; };
+
+#pragma omp declare simd simdlen(4) notinbranch
+__attribute__((noinline)) int
+foo (double c1, double c2)
+{
+  double *a = &c1;
+  char *b = (char *) &c1 + 2;
+
+  b[-2]++;
+  b[1]--;
+  *a++;
+  c2++;
+  bar ((char *) &c2 + 1, &c2);
+  c2 *= 3.0;
+  bar (b, a);
+  baz (((union U) { .d = c1 }).s, ((union U) { .d = c2 }).s);
+  baz (*(struct S *)&c1, *(struct S *)&c2);
+  return c1 + c2 + ((struct S *)&c1)->c[1];
+}
+
+#endif