diff options
Diffstat (limited to 'test/SemaObjC/transfer-boxed-string-nullability.m')
| -rw-r--r-- | test/SemaObjC/transfer-boxed-string-nullability.m | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/test/SemaObjC/transfer-boxed-string-nullability.m b/test/SemaObjC/transfer-boxed-string-nullability.m index 42604ef4a6..a3b6832be4 100644 --- a/test/SemaObjC/transfer-boxed-string-nullability.m +++ b/test/SemaObjC/transfer-boxed-string-nullability.m @@ -16,13 +16,23 @@ void takesNonNull(NSString * _Nonnull ptr); void testBoxedString() { + // No diagnostic emitted as this doesn't need a stringWithUTF8String message + // send. + takesNonNull(@("hey")); + takesNonNull(@(u8"hey")); + + // If the string isn't a valid UTF-8 string, a diagnostic is emitted since the + // boxed expression turns into a message send. + takesNonNull(@(u8"\xFF")); // expected-warning {{string is ill-formed as UTF-8}} + takesNonNull(@(u8"\xC0\x80")); // expected-warning {{string is ill-formed as UTF-8}} + const char *str = "hey"; takesNonNull([NSString stringWithUTF8String:str]); takesNonNull(@(str)); #ifndef NOWARN - // expected-warning@-3 {{implicit conversion from nullable pointer 'NSString * _Nullable' to non-nullable pointer type 'NSString * _Nonnull'}} - // expected-warning@-3 {{implicit conversion from nullable pointer 'NSString * _Nullable' to non-nullable pointer type 'NSString * _Nonnull'}} -#else - // expected-no-diagnostics + // expected-warning@-7 {{implicit conversion from nullable pointer 'NSString * _Nullable' to non-nullable pointer type 'NSString * _Nonnull'}} + // expected-warning@-7 {{implicit conversion from nullable pointer 'NSString * _Nullable' to non-nullable pointer type 'NSString * _Nonnull'}} + // expected-warning@-5 {{implicit conversion from nullable pointer 'NSString * _Nullable' to non-nullable pointer type 'NSString * _Nonnull'}} + // expected-warning@-5 {{implicit conversion from nullable pointer 'NSString * _Nullable' to non-nullable pointer type 'NSString * _Nonnull'}} #endif } |