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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/pr36613.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/pr36613.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.target/i386/pr36613.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/pr36613.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr36613.c
new file mode 100644
index 000000000..358e1cd72
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr36613.c
@@ -0,0 +1,44 @@
+/* { dg-do run { target { { i?86-*-linux* i?86-*-gnu* x86_64-*-linux* } && ilp32 } } } */
+/* { dg-options "-Os" } */
+/* PR target/36613 */
+
+extern void abort (void);
+
+static inline int
+lshifts (int val, int cnt)
+{
+ if (val < 0)
+ return val;
+ return val << cnt;
+}
+
+static inline unsigned int
+lshiftu (unsigned int val, unsigned int cnt)
+{
+ if (cnt >= sizeof (unsigned int) * __CHAR_BIT__
+ || val > ((__INT_MAX__ * 2U) >> cnt))
+ return val;
+ return val << cnt;
+}
+
+static inline int
+rshifts (int val, unsigned int cnt)
+{
+ if (val < 0 || cnt >= sizeof (int) * __CHAR_BIT__)
+ return val;
+ return val >> cnt;
+}
+
+int
+foo (unsigned int val)
+{
+ return rshifts (1 + val, lshifts (lshiftu (val, val), 1));
+}
+
+int
+main (void)
+{
+ if (foo (1) != 0)
+ abort ();
+ return 0;
+}