1418018502
The parser hangs when processing types/variables prefixed by `::` as an optional scope specifier. For example, ``` - (instancetype)init:(::A *) foo; ``` The parser should not hang, and it should emit an error. This PR implements the error check. rdar://140885078
20 lines
608 B
Objective-C
20 lines
608 B
Objective-C
// RUN: %clang_cc1 -x objective-c -fsyntax-only -Wno-objc-root-class -verify %s
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int GV = 42;
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@interface A
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+ (int) getGV;
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- (instancetype)init:(::A *) foo; // expected-error {{expected a type}}
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@end
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@implementation A
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- (void)performSelector:(SEL)selector {}
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- (void)double:(int)firstArg :(int)secondArg colon:(int)thirdArg {}
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- (void)test {
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// The `::` below should not trigger an error.
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[self performSelector:@selector(double::colon:)];
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}
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+ (int) getGV { return ::GV; } // expected-error {{expected a type}}
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- (instancetype)init:(::A *) foo { return self; } // expected-error {{expected a type}}
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@end
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