diff options
Diffstat (limited to 'clang/test/Sema/builtins.c')
| -rw-r--r-- | clang/test/Sema/builtins.c | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/clang/test/Sema/builtins.c b/clang/test/Sema/builtins.c index 7647100bc27..8e3a60ab067 100644 --- a/clang/test/Sema/builtins.c +++ b/clang/test/Sema/builtins.c @@ -1,4 +1,4 @@ -// RUN: %clang_cc1 %s -fsyntax-only -verify -pedantic -Wno-string-plus-int -triple=i686-apple-darwin9 +// RUN: %clang_cc1 %s -fsyntax-only -verify -pedantic -Wstrlcpy-strlcat-size -Wno-string-plus-int -triple=i686-apple-darwin9 // This test needs to set the target because it uses __builtin_ia32_vec_ext_v4si int test1(float a, int b) { @@ -184,12 +184,12 @@ void test18() { void *ptr; ptr = __builtin___memccpy_chk(dst, src, '\037', sizeof(src), sizeof(dst)); - result = __builtin___strlcpy_chk(dst, src, sizeof(src), sizeof(dst)); - result = __builtin___strlcat_chk(dst, src, sizeof(src), sizeof(dst)); + result = __builtin___strlcpy_chk(dst, src, sizeof(dst), sizeof(dst)); + result = __builtin___strlcat_chk(dst, src, sizeof(dst), sizeof(dst)); ptr = __builtin___memccpy_chk(dst, src, '\037', sizeof(src)); // expected-error {{too few arguments to function call}} - ptr = __builtin___strlcpy_chk(dst, src, sizeof(src), sizeof(dst)); // expected-warning {{incompatible integer to pointer conversion}} - ptr = __builtin___strlcat_chk(dst, src, sizeof(src), sizeof(dst)); // expected-warning {{incompatible integer to pointer conversion}} + ptr = __builtin___strlcpy_chk(dst, src, sizeof(dst), sizeof(dst)); // expected-warning {{incompatible integer to pointer conversion}} + ptr = __builtin___strlcat_chk(dst, src, sizeof(dst), sizeof(dst)); // expected-warning {{incompatible integer to pointer conversion}} } void no_ms_builtins() { @@ -202,3 +202,23 @@ void unavailable() { __builtin_operator_new(0); // expected-error {{'__builtin_operator_new' is only available in C++}} __builtin_operator_delete(0); // expected-error {{'__builtin_operator_delete' is only available in C++}} } + +// rdar://18259539 +size_t strlcpy(char * restrict dst, const char * restrict src, size_t size); +size_t strlcat(char * restrict dst, const char * restrict src, size_t size); + +void Test19(void) +{ + static char b[40]; + static char buf[20]; + + strlcpy(buf, b, sizeof(b)); // expected-warning {{size argument in 'strlcpy' call appears to be size of the source; expected the size of the destination}} \\ + // expected-note {{change size argument to be the size of the destination}} + __builtin___strlcpy_chk(buf, b, sizeof(b), __builtin_object_size(buf, 0)); // expected-warning {{size argument in '__builtin___strlcpy_chk' call appears to be size of the source; expected the size of the destination}} \ + // expected-note {{change size argument to be the size of the destination}} + + strlcat(buf, b, sizeof(b)); // expected-warning {{size argument in 'strlcat' call appears to be size of the source; expected the size of the destination}} \ + // expected-note {{change size argument to be the size of the destination}} + __builtin___strlcat_chk(buf, b, sizeof(b), __builtin_object_size(buf, 0)); // expected-warning {{size argument in '__builtin___strlcat_chk' call appears to be size of the source; expected the size of the destination}} \ + // expected-note {{change size argument to be the size of the destination}} +} |
