1// RUN: %clang_cc1 -emit-llvm -o - -fblocks %s -O1 -triple x86_64-apple-darwin10.0.0 -fobjc-runtime=macosx-fragile-10.5 | FileCheck %s 2 3// PR10835 / <rdar://problem/10050178> 4struct X { 5 X(); 6 X(const X&); 7 ~X(); 8}; 9 10@interface NRVO 11@end 12 13@implementation NRVO 14// CHECK: define internal void @"\01-[NRVO getNRVO]" 15- (X)getNRVO { 16 X x; 17 // CHECK: tail call void @_ZN1XC1Ev 18 // CHECK-NEXT: ret void 19 return x; 20} 21@end 22 23X blocksNRVO() { 24 return ^{ 25 // CHECK-LABEL: define internal void @___Z10blocksNRVOv_block_invoke 26 X x; 27 // CHECK: tail call void @_ZN1XC1Ev 28 // CHECK-NEXT: ret void 29 return x; 30 }() ; 31} 32 33