Merge branch 'master' into gfortran-testdevel/gfortran-test

1 files changed, 30 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-108.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-108.c
new file mode 100644
index 0000000..a13e972
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-108.c
@@ -0,0 +1,30 @@
+/* { dg-do compile } */
+/* { dg-options "-O -Wno-psabi -fdump-tree-fre1" } */
+
+#define vector16 __attribute__((vector_size(16)))
+#define vector32 __attribute__((vector_size(32)))
+
+union u1
+{
+  struct s1
+  {
+    vector16 int hi;
+    vector16 int low;
+  }hilow;
+  vector32 int v;
+};
+
+vector16 float f(vector16 int a, vector16 int b)
+{
+  union u1 c;
+  c.hilow.hi = a;
+  c.hilow.low = b;
+  vector32 int d0 = c.v;
+  vector32 float d = (vector32 float)d0;
+  vector16 float e = __builtin_shufflevector (d, d, 0, 1, 2, 3);
+  vector16 float f = __builtin_shufflevector (d, d, 4, 5, 6, 7);
+  return e/f;
+}
+
+/* { dg-final { scan-tree-dump-times "_\[0-9\]\+ = VIEW_CONVERT_EXPR" 2 "fre1" } } */
+/* { dg-final { scan-tree-dump-not "BIT_FIELD_REF" "fre1" } } */