1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -O0 -emit-llvm %s -o - | FileCheck %s 2 // rdar://16095748 3 4 @interface NSObject 5 @end 6 7 @interface SampleClass : NSObject { 8 @public 9 int _value; 10 } 11 + (SampleClass*) new; 12 @end 13 14 @interface AppDelegate : NSObject 15 @end 16 17 extern void foo(int); 18 19 @implementation AppDelegate 20 - (void)application 21 { 22 // Create set of objects in loop 23 for(int i = 0; i < 2; i++) { 24 SampleClass *sample = [SampleClass new]; 25 foo (sample->_value); 26 } 27 } 28 @end 29 // CHECK: [[IVAR:%.*]] = load i64, i64* @"OBJC_IVAR_$_SampleClass._value", align 8 30 // CHECK: [[THREE:%.*]] = bitcast [[ONE:%.*]]* [[CALL:%.*]] to i8* 31 // CHECK: [[ADDPTR:%.*]] = getelementptr inbounds i8, i8* [[THREE]], i64 [[IVAR]] 32 // CHECK: [[FOUR:%.*]] = bitcast i8* [[ADDPTR]] to i32* 33 // CHECK: [[FIVE:%.*]] = load i32, i32* [[FOUR]], align 4 34 // CHECK: call void @foo(i32 [[FIVE]]) 35 36 @implementation SampleClass 37 + (SampleClass*) new { return 0; } 38 - (void) SampleClassApplication 39 { 40 // Create set of objects in loop 41 for(int i = 0; i < 2; i++) { 42 SampleClass *sample = [SampleClass new]; 43 foo (sample->_value); 44 } 45 } 46 @end 47 // CHECK: [[ZERO:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES_, align 8, !invariant.load 48 // CHECK: [[IVAR:%.*]] = load i64, i64* @"OBJC_IVAR_$_SampleClass._value", align 8, !invariant.load 49 50 @interface Sample : SampleClass @end 51 52 @implementation Sample 53 - (void) SampleApplication 54 { 55 // Create set of objects in loop 56 for(int i = 0; i < 2; i++) { 57 SampleClass *sample = [SampleClass new]; 58 foo (sample->_value); 59 } 60 } 61 @end 62 // CHECK: [[ZERO:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES_, align 8, !invariant.load 63 // CHECK: [[IVAR:%.*]] = load i64, i64* @"OBJC_IVAR_$_SampleClass._value", align 8, !invariant.load 64 65
