Vendor import of clang trunk r135360:

http://llvm.org/svn/llvm-project/cfe/trunk@135360

1 files changed, 44 insertions, 0 deletions

diff --git a/test/ARCMT/remove-dealloc-zerouts.m b/test/ARCMT/remove-dealloc-zerouts.m
new file mode 100644
index 0000000..3ba85f1
--- /dev/null
+++ b/test/ARCMT/remove-dealloc-zerouts.m
@@ -0,0 +1,44 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-nonfragile-abi -fsyntax-only -fobjc-arc -x objective-c %s.result
+// RUN: arcmt-test --args -triple x86_64-apple-darwin10 -fobjc-nonfragile-abi -fsyntax-only -x objective-c %s > %t
+// RUN: diff %t %s.result
+
+@interface Foo 
+@property (retain) id x;
+@property (retain) id y;
+@property (retain) id w;
+@property (retain) id z;
+@property (strong) id q;
+@end
+
+@implementation Foo 
+@synthesize x;
+@synthesize y;
+@synthesize w;
+@synthesize q;
+@dynamic z;
+
+- (void) dealloc {
+  self.x = self.y = self.w = 0;
+  self.x = 0, w = 0, y = 0;
+  [self setY:0];
+  w = 0;
+  q = 0;
+  self.z = 0;
+}
+@end
+
+@interface Bar
+@property (retain) Foo *a;
+- (void) setA:(Foo*) val;
+- (id) a;
+@end
+
+@implementation Bar
+- (void) dealloc {
+  [self setA:0];  // This is user-defined setter overriding synthesize, don't touch it.
+  self.a.x = 0;  // every dealloc must zero out its own ivar. This patter is not recognized.
+}
+@synthesize a;
+- (void) setA:(Foo*) val { }
+- (id) a {return 0;}
+@end