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authorBen Cheng <bccheng@google.com>2014-03-26 05:37:19 (GMT)
committerBen Cheng <bccheng@google.com>2014-03-26 05:37:19 (GMT)
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/c-c++-common/vector-compare-3.c
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/c-c++-common/vector-compare-3.c')
-rw-r--r--gcc-4.9/gcc/testsuite/c-c++-common/vector-compare-3.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/vector-compare-3.c b/gcc-4.9/gcc/testsuite/c-c++-common/vector-compare-3.c
new file mode 100644
index 0000000..d6b0dac
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/c-c++-common/vector-compare-3.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+typedef int v4i __attribute__((vector_size(4*sizeof(int))));
+
+// fold should not turn (vec_other)(x<y) into (x<y)?vec_other(-1):vec_other(0).
+
+void use (v4i const *z);
+
+void
+f (v4i *x, v4i *y)
+{
+ v4i const zz = *x < *y;
+ use (&zz);
+}
+
+// Optimizations shouldn't introduce a boolean type in there
+
+void
+g (v4i *x, v4i const *y, v4i *z, v4i *t)
+{
+ *z = *x < *y | *x == *y;
+ *t = *x < *y & *x > *y;
+}
+