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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.target/i386/pr48708.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/gcc.target/i386/pr48708.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/pr48708.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/pr48708.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr48708.c
new file mode 100644
index 000000000..355c2b269
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr48708.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -msse2" } */
+
+#include <emmintrin.h>
+
+typedef long long T __attribute__((may_alias));
+struct S { __m128i d; };
+
+__m128i
+foo (long long *x, struct S *y, __m128i *z)
+{
+ struct S s = *y;
+ ((T *) &s.d)[0] = *x;
+ return _mm_cmpeq_epi16 (s.d, *z);
+}