diff options
Diffstat (limited to 'test/SemaCXX/warn-bad-memaccess.cpp')
| -rw-r--r-- | test/SemaCXX/warn-bad-memaccess.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/test/SemaCXX/warn-bad-memaccess.cpp b/test/SemaCXX/warn-bad-memaccess.cpp index 55ce4a0da0..c7320901fc 100644 --- a/test/SemaCXX/warn-bad-memaccess.cpp +++ b/test/SemaCXX/warn-bad-memaccess.cpp @@ -3,7 +3,8 @@ extern "C" void *memset(void *, int, unsigned); extern "C" void *memmove(void *s1, const void *s2, unsigned n); extern "C" void *memcpy(void *s1, const void *s2, unsigned n); -extern "C" void *memcmp(void *s1, const void *s2, unsigned n); +extern "C" int memcmp(void *s1, const void *s2, unsigned n); +extern "C" int bcmp(void *s1, const void *s2, unsigned n); // Redeclare without the extern "C" to test that we still figure out that this @@ -59,6 +60,12 @@ void test_warn() { memcmp(0, &x1, sizeof x1); // \ // expected-warning{{second operand of this 'memcmp' call is a pointer to dynamic class 'X1'; vtable pointer will be compared}} \ // expected-note {{explicitly cast the pointer to silence this warning}} + bcmp(&x1, 0, sizeof x1); // \ + // expected-warning{{first operand of this 'bcmp' call is a pointer to dynamic class 'X1'; vtable pointer will be compared}} \ + // expected-note {{explicitly cast the pointer to silence this warning}} + bcmp(0, &x1, sizeof x1); // \ + // expected-warning{{second operand of this 'bcmp' call is a pointer to dynamic class 'X1'; vtable pointer will be compared}} \ + // expected-note {{explicitly cast the pointer to silence this warning}} __builtin_memset(&x1, 0, sizeof x1); // \ // expected-warning {{destination for this '__builtin_memset' call is a pointer to dynamic class}} \ |