Mercurial > hg > CbC > CbC_llvm
diff clang/test/SemaObjC/ivar-ref-misuse.m @ 150:1d019706d866
LLVM10
author | anatofuz |
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date | Thu, 13 Feb 2020 15:10:13 +0900 (2020-02-13) |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/clang/test/SemaObjC/ivar-ref-misuse.m Thu Feb 13 15:10:13 2020 +0900 @@ -0,0 +1,41 @@ +// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s + +@interface Sprite { + int sprite, spree; + int UseGlobalBar; +} ++ (void)setFoo:(int)foo; ++ (void)setSprite:(int)sprite; +- (void)setFoo:(int)foo; +- (void)setSprite:(int)sprite; +@end + +int spree = 23; +int UseGlobalBar; + +@implementation Sprite ++ (void)setFoo:(int)foo { + sprite = foo; // expected-error {{instance variable 'sprite' accessed in class method}} + spree = foo; + Xsprite = foo; // expected-error {{use of undeclared identifier 'Xsprite'}} + UseGlobalBar = 10; +} ++ (void)setSprite:(int)sprite { + int spree; + sprite = 15; + spree = 17; + ((Sprite *)self)->sprite = 16; /* NB: This is how one _should_ access */ + ((Sprite *)self)->spree = 18; /* ivars from within class methods! */ +} +- (void)setFoo:(int)foo { + sprite = foo; + spree = foo; +} +- (void)setSprite:(int)sprite { + int spree; + sprite = 15; // expected-warning {{local declaration of 'sprite' hides instance variable}} + self->sprite = 16; + spree = 17; // expected-warning {{local declaration of 'spree' hides instance variable}} + self->spree = 18; +} +@end