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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/c-c++-common/asan/no-redundant-instrumentation-7.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/c-c++-common/asan/no-redundant-instrumentation-7.c')
-rw-r--r--gcc-4.9/gcc/testsuite/c-c++-common/asan/no-redundant-instrumentation-7.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/asan/no-redundant-instrumentation-7.c b/gcc-4.9/gcc/testsuite/c-c++-common/asan/no-redundant-instrumentation-7.c
new file mode 100644
index 0000000..bf40a03
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/c-c++-common/asan/no-redundant-instrumentation-7.c
@@ -0,0 +1,23 @@
+/* { dg-options "-fdump-tree-asan0" } */
+/* { dg-do compile } */
+/* { dg-skip-if "" { *-*-* } { "*" } { "-O0" } } */
+
+char e[200];
+
+struct S
+{
+ char a[100];
+ char b[100];
+} s;
+
+int
+foo (int *a, char *b, char *c)
+{
+ int d = __builtin_memcmp (s.a, e, 100);
+ d += __builtin_memcmp (s.a, e, 200);
+ return d;
+}
+
+/* { dg-final { scan-tree-dump-times "__builtin___asan_report_load" 6 "asan0" } } */
+/* { dg-final { scan-tree-dump-not "__builtin___asan_report_store" "asan0" } } */
+/* { dg-final { cleanup-tree-dump "asan0" } } */