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Testcase for r98728.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98744 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Stuart Hastings 2010-03-17 17:51:08 +00:00
parent 5b33f3148c
commit b0a72ec2eb
1 changed files with 43 additions and 0 deletions
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test/FrontendObjC/2010-03-17-StructRef.m Normal file
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// RUN: %llvmgcc %s -S -o - | FileCheck %s
// Bitfield references must not touch memory outside of the enclosing
// struct. Radar 7639995
typedef signed char BOOL;
@protocol NSObject
- (id)init;
@end
@interface NSObject <NSObject> {}
@end
@interface IMAVChatParticipant : NSObject {
int _ardRole;
int _state;
int _avRelayStatus;
int _chatEndedReason;
int _chatError;
unsigned _sendingAudio:1;
unsigned _sendingVideo:1;
unsigned _sendingAuxVideo:1;
unsigned _audioMuted:1;
unsigned _videoPaused:1;
unsigned _networkStalled:1;
unsigned _isInitiator:1;
unsigned _isAOLInterop:1;
unsigned _isRecording:1;
unsigned _isUsingICE:1;
}
@end
@implementation IMAVChatParticipant
- (id) init {
self = [super init];
if ( self ) {
BOOL blah = (BOOL)1;
// We're expecting these three bitfield assignments will generate i8 stores.
_sendingAudio = (BOOL)1;
_isUsingICE = (BOOL)1;
_isUsingICE = blah;
// CHECK: store i8
// CHECK: store i8
// CHECK: store i8
}
return self;
}
@end