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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/20031022-1.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/20031022-1.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/20031022-1.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/20031022-1.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/20031022-1.c
new file mode 100644
index 000000000..27de6e90e
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/20031022-1.c
@@ -0,0 +1,28 @@
+/* { dg-do compile } */
+/* { dg-options "-O1 -fdump-tree-dom1" } */
+
+typedef struct edge_def
+{
+ int z;
+} *edge;
+typedef struct basic_block_def
+{
+ edge pred;
+} *basic_block;
+extern struct basic_block_def entry_exit_blocks[2];
+void
+blah (int arf)
+{
+ edge e;
+ e = (&entry_exit_blocks[1])->pred;
+ for ( ; ;)
+ if (arf)
+ break;
+ commit_edge_insertions ();
+ e = (&entry_exit_blocks[1])->pred;
+ foo (e);
+}
+
+/* There should be one load from entry_exit_blocks[1].pred. */
+/* { dg-final { scan-tree-dump-times "entry_exit_blocks.1..pred" 1 "dom1"} } */
+/* { dg-final { cleanup-tree-dump "dom1" } } */