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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.dg/tree-ssa/20030703-1.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.dg/tree-ssa/20030703-1.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/20030703-1.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/20030703-1.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/20030703-1.c
new file mode 100644
index 000000000..fa5992372
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/20030703-1.c
@@ -0,0 +1,22 @@
+/* { dg-do compile } */
+/* { dg-options "-O1 -fdump-tree-dom2" } */
+
+extern void abort (void);
+extern int blah[];
+
+foo(int index)
+{
+ if (blah [(unsigned int)index] != 0)
+ abort ();
+ if (blah [(unsigned int)index] != 0)
+ abort ();
+}
+
+/* There should be precisely one load of blah. If there is
+ more than one, then the dominator optimizations failed. */
+/* { dg-final { scan-tree-dump-times "blah" 1 "dom2"} } */
+
+/* There should be exactly one IF conditional. */
+/* { dg-final { scan-tree-dump-times "if " 1 "dom2"} } */
+
+/* { dg-final { cleanup-tree-dump "dom2" } } */