From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/test/CodeGenObjC/arc-weak-property.m | 55 ++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 clang/test/CodeGenObjC/arc-weak-property.m

(limited to 'clang/test/CodeGenObjC/arc-weak-property.m')

diff --git a/clang/test/CodeGenObjC/arc-weak-property.m b/clang/test/CodeGenObjC/arc-weak-property.m
new file mode 100644
index 0000000..0a6b2a6
--- /dev/null
+++ b/clang/test/CodeGenObjC/arc-weak-property.m
@@ -0,0 +1,55 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-runtime-has-weak -fblocks -fobjc-arc -o - %s | FileCheck %s
+// rdar://8899430
+
+@interface WeakPropertyTest {
+    __weak id PROP;
+}
+@property () __weak id PROP;
+@end
+
+@implementation WeakPropertyTest
+@synthesize PROP;
+@end
+
+// CHECK:     define internal i8* @"\01-[WeakPropertyTest PROP]"
+// CHECK:       [[SELF:%.*]] = alloca [[WPT:%.*]]*,
+// CHECK-NEXT:  [[CMD:%.*]] = alloca i8*,
+// CHECK-NEXT:  store [[WPT]]* {{%.*}}, [[WPT]]** [[SELF]]
+// CHECK-NEXT:  store i8* {{%.*}}, i8** [[CMD]]
+// CHECK-NEXT:  [[T0:%.*]] = load [[WPT]]** [[SELF]]
+// CHECK-NEXT:  [[T1:%.*]] = load i64* @"OBJC_IVAR_$_WeakPropertyTest.PROP"
+// CHECK-NEXT:  [[T2:%.*]] = bitcast [[WPT]]* [[T0]] to i8*
+// CHECK-NEXT:  [[T3:%.*]] = getelementptr inbounds i8* [[T2]], i64 [[T1]]
+// CHECK-NEXT:  [[T4:%.*]] = bitcast i8* [[T3]] to i8**
+// CHECK-NEXT:  [[T5:%.*]] = call i8* @objc_loadWeakRetained(i8** [[T4]])
+// CHECK-NEXT:  [[T6:%.*]] = call i8* @objc_autoreleaseReturnValue(i8* [[T5]])
+// CHECK-NEXT:  ret i8* [[T6]]
+
+// CHECK:     define internal void @"\01-[WeakPropertyTest setPROP:]"
+// CHECK:       [[SELF:%.*]] = alloca [[WPT:%.*]]*,
+// CHECK-NEXT:  [[CMD:%.*]] = alloca i8*,
+// CHECK-NEXT:  [[PROP:%.*]] = alloca i8*,
+// CHECK-NEXT:  store [[WPT]]* {{%.*}}, [[WPT]]** [[SELF]]
+// CHECK-NEXT:  store i8* {{%.*}}, i8** [[CMD]]
+// CHECK-NEXT:  store i8* {{%.*}}, i8** [[PROP]]
+// CHECK-NEXT:  [[V:%.*]] = load i8** [[PROP]]
+// CHECK-NEXT:  [[T0:%.*]] = load [[WPT]]** [[SELF]]
+// CHECK-NEXT:  [[T1:%.*]] = load i64* @"OBJC_IVAR_$_WeakPropertyTest.PROP"
+// CHECK-NEXT:  [[T2:%.*]] = bitcast [[WPT]]* [[T0]] to i8*
+// CHECK-NEXT:  [[T3:%.*]] = getelementptr inbounds i8* [[T2]], i64 [[T1]]
+// CHECK-NEXT:  [[T4:%.*]] = bitcast i8* [[T3]] to i8**
+// CHECK-NEXT:  call i8* @objc_storeWeak(i8** [[T4]], i8* [[V]])
+// CHECK-NEXT:  ret void
+
+// CHECK:     define internal void @"\01-[WeakPropertyTest .cxx_destruct]"
+// CHECK:       [[SELF:%.*]] = alloca [[WPT:%.*]]*,
+// CHECK-NEXT:  [[CMD:%.*]] = alloca i8*,
+// CHECK-NEXT:  store [[WPT]]* {{%.*}}, [[WPT]]** [[SELF]]
+// CHECK-NEXT:  store i8* {{%.*}}, i8** [[CMD]]
+// CHECK-NEXT:  [[T0:%.*]] = load [[WPT]]** [[SELF]]
+// CHECK-NEXT:  [[T1:%.*]] = load i64* @"OBJC_IVAR_$_WeakPropertyTest.PROP"
+// CHECK-NEXT:  [[T2:%.*]] = bitcast [[WPT]]* [[T0]] to i8*
+// CHECK-NEXT:  [[T3:%.*]] = getelementptr inbounds i8* [[T2]], i64 [[T1]]
+// CHECK-NEXT:  [[T4:%.*]] = bitcast i8* [[T3]] to i8**
+// CHECK-NEXT:  call void @objc_destroyWeak(i8** [[T4]])
+// CHECK-NEXT:  ret void
-- 
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