xref: /minix3/external/bsd/llvm/dist/clang/test/CodeGenObjCXX/refence-assign-write-barrier.mm (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338) 
1*f4a2713aSLionel Sambuc// RUN: %clang_cc1 -fobjc-gc -triple x86_64-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 -emit-llvm -o - %s | FileCheck %s
2*f4a2713aSLionel Sambuc// rdar://8681766
3*f4a2713aSLionel Sambuc
4*f4a2713aSLionel Sambuc@interface NSArray
5*f4a2713aSLionel Sambuc- (NSArray*) retain;
6*f4a2713aSLionel Sambuc- (void) release;
7*f4a2713aSLionel Sambuc@end
8*f4a2713aSLionel Sambuc
9*f4a2713aSLionel Sambucvoid NSAssignArray(NSArray*& target, NSArray* newValue)
10*f4a2713aSLionel Sambuc{
11*f4a2713aSLionel Sambuc        if (target == newValue)
12*f4a2713aSLionel Sambuc                return;
13*f4a2713aSLionel Sambuc
14*f4a2713aSLionel Sambuc        NSArray* oldValue = target;
15*f4a2713aSLionel Sambuc
16*f4a2713aSLionel Sambuc        target = [newValue retain];
17*f4a2713aSLionel Sambuc
18*f4a2713aSLionel Sambuc        [oldValue release];
19*f4a2713aSLionel Sambuc}
20*f4a2713aSLionel Sambuc// CHECK: {{call.* @objc_assign_strongCast}}
21