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| author | Fariborz Jahanian <fjahanian@apple.com> | 2012-01-30 23:39:30 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@apple.com> | 2012-01-30 23:39:30 +0000 |
| commit | c93fa98e4c10ee948d05ddbe73117eff6b03b8e5 (patch) | |
| tree | a637c7b54840f29859c9319fbfb98f6c6f52c48a /clang/test/CodeGenObjC/ns_consume_null_check.m | |
| parent | 3926837056d4fc4d720f3f77adf7159f8f0e21bb (diff) | |
| download | bcm5719-llvm-c93fa98e4c10ee948d05ddbe73117eff6b03b8e5.tar.gz bcm5719-llvm-c93fa98e4c10ee948d05ddbe73117eff6b03b8e5.zip | |
test for a v-table dispatch that consumes an
argument. twik to support the test case.
// rdar://10444476
llvm-svn: 149298
Diffstat (limited to 'clang/test/CodeGenObjC/ns_consume_null_check.m')
| -rw-r--r-- | clang/test/CodeGenObjC/ns_consume_null_check.m | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/clang/test/CodeGenObjC/ns_consume_null_check.m b/clang/test/CodeGenObjC/ns_consume_null_check.m new file mode 100644 index 00000000000..ae9408c333c --- /dev/null +++ b/clang/test/CodeGenObjC/ns_consume_null_check.m @@ -0,0 +1,32 @@ +// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fobjc-dispatch-method=mixed -o - %s | FileCheck %s +// rdar://10444476 + +@interface NSObject +- (id) new; +@end + +@interface MyObject : NSObject +- (char)isEqual:(id) __attribute__((ns_consumed)) object; +@end + +MyObject *x; + +void foo() +{ + id obj = [NSObject new]; + [x isEqual : obj]; +} + +// CHECK: [[TMP:%.*]] = alloca i8 +// CHECK: [[FIVE:%.*]] = call i8* @objc_retain +// CHECK-NEXT: [[SIX:%.*]] = bitcast +// CHECK-NEXT: [[SEVEN:%.*]] = icmp eq i8* [[SIX]], null +// CHECK-NEXT: br i1 [[SEVEN]], label [[NULLINIT:%.*]], label [[CALL_LABEL:%.*]] +// CHECK: %msgSend_fn = load i8** getelementptr inbounds +// CHECK-NEXT: [[EIGHT:%.*]] = bitcast i8* %msgSend_fn +// CHECK-NEXT: [[CALL:%.*]] = call signext i8 [[EIGHT]] +// CHECK-NEXT store i8 [[CALL]], i8* [[TMP]] +// CHECK-NEXT br label [[CONT:%.*]] +// CHECK: call void @objc_release(i8* [[FIVE]]) nounwind +// CHECK-NEXT: call void @llvm.memset +// CHECK-NEXT br label [[CONT]] |
