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-rw-r--r--clang/test/SemaObjC/ivar-ref-misuse.m42
1 files changed, 42 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/ivar-ref-misuse.m b/clang/test/SemaObjC/ivar-ref-misuse.m
new file mode 100644
index 0000000..3115f5b
--- /dev/null
+++ b/clang/test/SemaObjC/ivar-ref-misuse.m
@@ -0,0 +1,42 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
+
+@interface Sprite { // expected-note{{'Sprite' declared here}}
+ 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 {{unknown type name 'Xsprite'; did you mean 'Sprite'?}} \
+ // expected-error{{expected identifier or '('}}
+ 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