2019-06-05 11:17:11 +08:00
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// RUN: %clang_cc1 -emit-llvm -o - -fblocks %s -O1 -fno-experimental-new-pass-manager -triple x86_64-apple-darwin10.0.0 -fobjc-runtime=macosx-fragile-10.5 | FileCheck %s
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2011-09-07 04:33:37 +08:00
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// PR10835 / <rdar://problem/10050178>
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struct X {
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X();
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X(const X&);
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~X();
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};
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@interface NRVO
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@end
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@implementation NRVO
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// CHECK: define internal void @"\01-[NRVO getNRVO]"
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- (X)getNRVO {
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X x;
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// CHECK: tail call void @_ZN1XC1Ev
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// CHECK-NEXT: ret void
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return x;
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}
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@end
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2011-09-07 04:46:03 +08:00
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X blocksNRVO() {
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return ^{
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2013-08-15 14:47:53 +08:00
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// CHECK-LABEL: define internal void @___Z10blocksNRVOv_block_invoke
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2011-09-07 04:46:03 +08:00
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X x;
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// CHECK: tail call void @_ZN1XC1Ev
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// CHECK-NEXT: ret void
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return x;
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}() ;
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}
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