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77 lines
1.2 KiB
77 lines
1.2 KiB
4 months ago
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// RUN: %clang_cc1 -triple %itanium_abi_triple -std=c++11 -emit-llvm %s -o - | FileCheck %s
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struct A {
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A(); A(const A&); A(A&&); A &operator=(const A&); A &operator=(A&&); ~A();
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};
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struct B {
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B(); B(const B&); B(B&&); B &operator=(const B&); B &operator=(B&&); ~B();
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};
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union U {
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U();
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U(const U &);
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U(U &&);
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U &operator=(const U&);
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U &operator=(U&&);
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~U();
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A a;
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int n;
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};
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// CHECK-NOT: _ZN1A
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U::U() {}
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U::U(const U&) {}
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U::U(U&&) {}
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U &U::operator=(const U&) { return *this; }
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U &U::operator=(U &&) { return *this; }
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U::~U() {}
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struct S {
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S();
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S(const S &);
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S(S &&);
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S &operator=(const S&);
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S &operator=(S&&);
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~S();
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union {
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A a;
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int n;
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};
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B b;
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int m;
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};
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// CHECK: _ZN1SC2Ev
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// CHECK-NOT: _ZN1A
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// CHECK: _ZN1BC1Ev
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S::S() {}
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// CHECK-NOT: _ZN1A
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// CHECK: _ZN1SC2ERKS_
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// CHECK-NOT: _ZN1A
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// CHECK: _ZN1BC1Ev
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S::S(const S&) {}
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// CHECK-NOT: _ZN1A
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// CHECK: _ZN1SC2EOS_
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// CHECK-NOT: _ZN1A
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// CHECK: _ZN1BC1Ev
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S::S(S&&) {}
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// CHECK-NOT: _ZN1A
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// CHECK-NOT: _ZN1B
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S &S::operator=(const S&) { return *this; }
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S &S::operator=(S &&) { return *this; }
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// CHECK: _ZN1SD2Ev
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// CHECK-NOT: _ZN1A
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// CHECK: _ZN1BD1Ev
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S::~S() {}
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// CHECK-NOT: _ZN1A
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