1*67e74705SXin Li// RUN: %clang_cc1 -emit-llvm -triple x86_64-apple-darwin -x objective-c %s -o - | FileCheck %s 2*67e74705SXin Li// rdar://10840980 3*67e74705SXin Li 4*67e74705SXin Li@interface A { 5*67e74705SXin Li struct { 6*67e74705SXin Li unsigned char a : 1; 7*67e74705SXin Li unsigned char b : 1; 8*67e74705SXin Li unsigned char c : 1; 9*67e74705SXin Li } _flags; 10*67e74705SXin Li} 11*67e74705SXin Li 12*67e74705SXin Li@end 13*67e74705SXin Li 14*67e74705SXin Li@implementation A 15*67e74705SXin Li 16*67e74705SXin Li- (id)init { 17*67e74705SXin Li _flags.a = 1; 18*67e74705SXin Li _flags.b = 1; 19*67e74705SXin Li _flags.c = 1; 20*67e74705SXin Li 21*67e74705SXin Li return self; 22*67e74705SXin Li} 23*67e74705SXin Li 24*67e74705SXin Li@end 25*67e74705SXin Li 26*67e74705SXin Li// CHECK: [[T1:%.*]] = load i64, i64* @"OBJC_IVAR_$_A._flags", align 8, !invariant.load ![[MD_NUM:[0-9]+]] 27*67e74705SXin Li// CHECK: [[T2:%.*]] = load i64, i64* @"OBJC_IVAR_$_A._flags", align 8, !invariant.load ![[MD_NUM]] 28*67e74705SXin Li// CHECK: [[T3:%.*]] = load i64, i64* @"OBJC_IVAR_$_A._flags", align 8, !invariant.load ![[MD_NUM]] 29*67e74705SXin Li// 30