diff options
| -rw-r--r-- | test/Sema/conditional-expr.m | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/Sema/conditional-expr.m b/test/Sema/conditional-expr.m index d2620416fd..e3cd041d3a 100644 --- a/test/Sema/conditional-expr.m +++ b/test/Sema/conditional-expr.m @@ -19,3 +19,26 @@ return self; } @end + +@interface DTFilterOutputStream2 +- nextOutputStream; +@end + +@implementation DTFilterOutputStream2 // expected-warning {{incomplete implementation}} expected-warning {{method definition for 'nextOutputStream' not found}} +- (id)initWithNextOutputStream:(id <DTOutputStreams>) outputStream { + id <DTOutputStreams> nextOutputStream = [self nextOutputStream]; + // GCC warns about both of these. + self = nextOutputStream; // expected-error {{incompatible type assigning 'id<DTOutputStreams>', expected 'DTFilterOutputStream2 *'}} + return nextOutputStream ? nextOutputStream : self; // expected-error {{incompatible operand types ('id<DTOutputStreams>' and 'DTFilterOutputStream2 *')}} +} +@end + +// No @interface declaration for DTFilterOutputStream3 +@implementation DTFilterOutputStream3 // expected-warning {{cannot find interface declaration for 'DTFilterOutputStream3'}} +- (id)initWithNextOutputStream:(id <DTOutputStreams>) outputStream { + id <DTOutputStreams> nextOutputStream = [self nextOutputStream]; + // GCC warns about both of these as well (no errors). + self = nextOutputStream; // expected-error {{incompatible type assigning 'id<DTOutputStreams>', expected 'DTFilterOutputStream3 *'}} + return nextOutputStream ? nextOutputStream : self; // expected-error {{incompatible operand types ('id<DTOutputStreams>' and 'DTFilterOutputStream3 *')}} +} +@end |