Add the clang library to the repo (with some of my changes, too).

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