diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2018-07-28 11:06:01 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2018-07-28 11:06:01 +0000 |
| commit | 486754660bb926339aefcf012a3f848592babb8b (patch) | |
| tree | ecdbc446c9876f4f120f701c243373cd3cb43db3 /test/SemaCXX/constexpr-string.cpp | |
| parent | 55e6d896ad333f07bb3b1ba487df214fc268a4ab (diff) | |
Notes
Diffstat (limited to 'test/SemaCXX/constexpr-string.cpp')
| -rw-r--r-- | test/SemaCXX/constexpr-string.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/SemaCXX/constexpr-string.cpp b/test/SemaCXX/constexpr-string.cpp index fba05e508ab7..2ed35fcc2bdd 100644 --- a/test/SemaCXX/constexpr-string.cpp +++ b/test/SemaCXX/constexpr-string.cpp @@ -53,6 +53,8 @@ namespace StrcmpEtc { static_assert(__builtin_strcmp("abab", "abaa") == 1); static_assert(__builtin_strcmp("ababa", "abab") == 1); static_assert(__builtin_strcmp("abab", "ababa") == -1); + static_assert(__builtin_strcmp("a\203", "a") == 1); + static_assert(__builtin_strcmp("a\203", "a\003") == 1); static_assert(__builtin_strcmp("abab\0banana", "abab") == 0); static_assert(__builtin_strcmp("abab", "abab\0banana") == 0); static_assert(__builtin_strcmp("abab\0banana", "abab\0canada") == 0); @@ -78,6 +80,8 @@ namespace StrcmpEtc { static_assert(__builtin_memcmp("abaa", "abba", 3) == -1); static_assert(__builtin_memcmp("abaa", "abba", 2) == 0); + static_assert(__builtin_memcmp("a\203", "a", 2) == 1); + static_assert(__builtin_memcmp("a\203", "a\003", 2) == 1); static_assert(__builtin_memcmp(0, 0, 0) == 0); static_assert(__builtin_memcmp("abab\0banana", "abab\0banana", 100) == 0); // expected-error {{not an integral constant}} expected-note {{dereferenced one-past-the-end}} static_assert(__builtin_memcmp("abab\0banana", "abab\0canada", 100) == -1); // FIXME: Should we reject this? @@ -102,6 +106,9 @@ namespace WcscmpEtc { static_assert(__builtin_wcscmp(L"abab\0banana", L"abab") == 0); static_assert(__builtin_wcscmp(L"abab", L"abab\0banana") == 0); static_assert(__builtin_wcscmp(L"abab\0banana", L"abab\0canada") == 0); +#if __WCHAR_WIDTH__ == 32 + static_assert(__builtin_wcscmp(L"a\x83838383", L"a") == (wchar_t)-1U >> 31); +#endif static_assert(__builtin_wcscmp(0, L"abab") == 0); // expected-error {{not an integral constant}} expected-note {{dereferenced null}} static_assert(__builtin_wcscmp(L"abab", 0) == 0); // expected-error {{not an integral constant}} expected-note {{dereferenced null}} @@ -116,6 +123,10 @@ namespace WcscmpEtc { static_assert(__builtin_wcsncmp(L"abaa", L"abba", 0) == 0); static_assert(__builtin_wcsncmp(0, 0, 0) == 0); static_assert(__builtin_wcsncmp(L"abab\0banana", L"abab\0canada", 100) == 0); +#if __WCHAR_WIDTH__ == 32 + static_assert(__builtin_wcsncmp(L"a\x83838383", L"aa", 2) == + (wchar_t)-1U >> 31); +#endif static_assert(__builtin_wcsncmp(kFoobar, kFoobazfoobar, 6) == -1); static_assert(__builtin_wcsncmp(kFoobar, kFoobazfoobar, 7) == -1); // FIXME: Should we reject this? @@ -125,6 +136,10 @@ namespace WcscmpEtc { static_assert(__builtin_wmemcmp(L"abaa", L"abba", 3) == -1); static_assert(__builtin_wmemcmp(L"abaa", L"abba", 2) == 0); static_assert(__builtin_wmemcmp(0, 0, 0) == 0); +#if __WCHAR_WIDTH__ == 32 + static_assert(__builtin_wmemcmp(L"a\x83838383", L"aa", 2) == + (wchar_t)-1U >> 31); +#endif static_assert(__builtin_wmemcmp(L"abab\0banana", L"abab\0banana", 100) == 0); // expected-error {{not an integral constant}} expected-note {{dereferenced one-past-the-end}} static_assert(__builtin_wmemcmp(L"abab\0banana", L"abab\0canada", 100) == -1); // FIXME: Should we reject this? static_assert(__builtin_wmemcmp(L"abab\0banana", L"abab\0canada", 7) == -1); |