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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/loadpre25.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/loadpre25.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/loadpre25.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/loadpre25.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/loadpre25.c
new file mode 100644
index 000000000..aaf09313e
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/loadpre25.c
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-pre-stats" } */
+struct X { int i; };
+int foo(struct X *a, int argc)
+{
+ int b;
+ int c;
+ int i;
+ int d, e;
+
+ for (i = 0; i < argc; i++)
+ {
+ e = a->i;
+ a->i = 9;
+ }
+ return d + e;
+}
+
+/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre" } } */
+/* { dg-final { cleanup-tree-dump "pre" } } */