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Diffstat (limited to 'gcc-4.4.3/libmudflap/testsuite/libmudflap.c/pass54-frag.c')
-rw-r--r--gcc-4.4.3/libmudflap/testsuite/libmudflap.c/pass54-frag.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc-4.4.3/libmudflap/testsuite/libmudflap.c/pass54-frag.c b/gcc-4.4.3/libmudflap/testsuite/libmudflap.c/pass54-frag.c
new file mode 100644
index 000000000..59cf2fa62
--- /dev/null
+++ b/gcc-4.4.3/libmudflap/testsuite/libmudflap.c/pass54-frag.c
@@ -0,0 +1,33 @@
+struct k
+{
+ struct {
+ int b;
+ int c;
+ } a;
+};
+
+static struct k l;
+static struct k m;
+
+void foo ()
+{
+ /* This should not be instrumented. */
+ l.a.b = 5;
+}
+
+void bar ()
+{
+ /* This should not be instrumented. */
+ m.a.b = 5;
+}
+
+int main ()
+{
+ /* Force TREE_ADDRESSABLE on "l" only. */
+ volatile int *k = & l.a.c;
+ *k = 8;
+ __mf_set_options ("-mode-violate");
+ foo ();
+ bar ();
+ __mf_set_options ("-mode-check");
+}