aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/forwprop-19.c
diff options
context:
space:
mode:
authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/forwprop-19.c
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
downloadtoolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz
toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2
toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/forwprop-19.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/forwprop-19.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/forwprop-19.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/forwprop-19.c
new file mode 100644
index 000000000..f309e3c7b
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/forwprop-19.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-O -fdump-tree-forwprop1" } */
+
+typedef int vec __attribute__((vector_size (4 * sizeof (int))));
+void f (vec *x1, vec *x2)
+{
+ vec m = { 1, 2, 3, 0 };
+ vec n = { 3, 0, 1, 2 };
+ vec y = __builtin_shuffle (*x1, *x2, n);
+ vec z = __builtin_shuffle (y, m);
+ *x1 = z;
+}
+
+/* { dg-final { scan-tree-dump-not "VEC_PERM_EXPR" "forwprop1" } } */
+/* { dg-final { cleanup-tree-dump "forwprop1" } } */