forked from OSchip/llvm-project
35 lines
833 B
C++
35 lines
833 B
C++
// RUN: %clang_cc1 -std=c++14 -triple x86_64-unknown-unknown-gnu -emit-llvm -O1 -fexperimental-new-pass-manager -o - %s | FileCheck %s
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template <class T> T test() {
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return T();
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}
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struct A {
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A();
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A(A &);
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A(int);
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operator int();
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};
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// FIXME: There should be copy elision here.
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// CHECK-LABEL: define{{.*}} void @_Z4testI1AET_v
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// CHECK: call void @_ZN1AC1Ev
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// CHECK-NEXT: call i32 @_ZN1AcviEv
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// CHECK-NEXT: call void @_ZN1AC1Ei
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// CHECK-NEXT: call void @llvm.lifetime.end
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template A test<A>();
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struct BSub {};
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struct B : BSub {
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B();
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B(B &);
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B(const BSub &);
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};
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// FIXME: There should be copy elision here.
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// CHECK-LABEL: define{{.*}} void @_Z4testI1BET_v
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// CHECK: call void @_ZN1BC1Ev
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// CHECK: call void @_ZN1BC1ERK4BSub
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// CHECK-NEXT: call void @llvm.lifetime.end
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template B test<B>();
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