forked from OSchip/llvm-project
463 lines
9.9 KiB
C++
463 lines
9.9 KiB
C++
// RUN: %clang_cc1 -std=gnu++2a -emit-pch %s -o %t.pch
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// RUN: %clang_cc1 -std=gnu++2a %s -DEMIT -ast-merge %t.pch -ast-dump-all | FileCheck %s
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// XFAIL: *
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#ifndef EMIT
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#define EMIT
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namespace Integer {
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consteval int fint() {
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return 6789;
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}
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int Unique_Int = fint();
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//CHECK: VarDecl {{.*}} Unique_Int
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//CHECK-NEXT: ConstantExpr {{.*}} 'int'
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//CHECK-NEXT: value: Int 6789
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consteval __uint128_t fint128() {
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return ((__uint128_t)0x75f17d6b3588f843 << 64) | 0xb13dea7c9c324e51;
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}
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constexpr __uint128_t Unique_Int128 = fint128();
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//CHECK: VarDecl {{.*}} Unique_Int128
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//CHECK-NEXT: value: Int 156773562844924187900898496343692168785
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: Int 156773562844924187900898496343692168785
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} // namespace Integer
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namespace FloatingPoint {
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consteval double fdouble() {
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return double(567890.67890);
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}
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double Unique_Double = fdouble();
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//CHECK: VarDecl {{.*}} Unique_Double
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//CHECK-NEXT: ConstantExpr {{.*}}
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//CHECK-NEXT: value: Float 5.678907e+05
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} // namespace FloatingPoint
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// FIXME: Add test for FixedPoint, ComplexInt, ComplexFloat, AddrLabelDiff.
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namespace Struct {
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struct B {
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int i;
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double d;
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};
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consteval B fB() {
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return B{1, 0.7};
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}
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constexpr B Basic_Struct = fB();
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//CHECK: VarDecl {{.*}} Basic_Struct
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//CHECK-NEXT: value: Struct
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//CHECK-NEXT: fields: Int 1, Float 7.000000e-01
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//CHECK-NEXT: ImplicitCastExpr
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: Struct
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//CHECK-NEXT: fields: Int 1, Float 7.000000e-01
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struct C {
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int i = 9;
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};
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struct A : B {
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constexpr A(B b, int I, double D, C _c) : B(b), i(I), d(D), c(_c) {}
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int i;
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double d;
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C c;
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};
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consteval A fA() {
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return A(Basic_Struct, 1, 79.789, {});
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}
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A Advanced_Struct = fA();
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//CHECK: VarDecl {{.*}} Advanced_Struct
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//CHECK-NEXT: ConstantExpr {{.*}}
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//CHECK-NEXT: value: Struct
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//CHECK-NEXT: base: Struct
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//CHECK-NEXT: fields: Int 1, Float 7.000000e-01
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//CHECK-NEXT: fields: Int 1, Float 7.978900e+01
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//CHECK-NEXT: field: Struct
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//CHECK-NEXT: field: Int 9
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} // namespace Struct
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namespace Vector {
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using v4si = int __attribute__((__vector_size__(16)));
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consteval v4si fv4si() {
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return (v4si){8, 2, 3};
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}
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v4si Vector_Int = fv4si();
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//CHECK: VarDecl {{.*}} Vector_Int
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: Vector length=4
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//CHECK-NEXT: elements: Int 8, Int 2, Int 3, Int 0
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} // namespace Vector
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namespace Array {
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struct B {
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int arr[6];
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};
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consteval B fint() {
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return B{1, 2, 3, 4, 5, 6};
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}
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B Array_Int = fint();
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//CHECK: VarDecl {{.*}} Array_Int
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: Struct
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//CHECK-NEXT: field: Array size=6
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//CHECK-NEXT: elements: Int 1, Int 2, Int 3, Int 4
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//CHECK-NEXT: elements: Int 5, Int 6
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struct A {
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int i = 789;
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double d = 67890.09876;
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};
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struct C {
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A arr[3];
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};
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consteval C fA() {
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return {{A{}, A{-45678, 9.8}, A{9}}};
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}
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C Array2_Struct = fA();
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//CHECK: VarDecl {{.*}} Array2_Struct
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//CHECK-NEXT: ConstantExpr {{.*}}
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using v4si = int __attribute__((__vector_size__(16)));
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struct D {
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v4si arr[2];
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};
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consteval D fv4si() {
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return {{{1, 2, 3, 4}, {4, 5, 6, 7}}};
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}
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D Array_Vector = fv4si();
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//CHECK: VarDecl {{.*}} Array_Vector
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//CHECK-NEXT: ConstantExpr {{.*}}
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//CHECK-NEXT: value: Struct
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//CHECK-NEXT: field: Array size=2
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//CHECK-NEXT: element: Vector length=4
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//CHECK-NEXT: elements: Int 1, Int 2, Int 3, Int 4
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//CHECK-NEXT: element: Vector length=4
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//CHECK-NEXT: elements: Int 4, Int 5, Int 6, Int 7
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} // namespace Array
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namespace Union {
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struct A {
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int i = 6789;
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float f = 987.9876;
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};
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union U {
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int i;
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A a{567890, 9876.5678f};
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};
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consteval U fU1() {
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return U{0};
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}
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U Unique_Union1 = fU1();
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//CHECK: VarDecl {{.*}} Unique_Union
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: Union .i Int 0
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consteval U fU() {
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return U{};
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}
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U Unique_Union2 = fU();
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//CHECK: VarDecl {{.*}} Unique_Union
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: Union .a
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//CHECK-NEXT: Struct
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//CHECK-NEXT: fields: Int 567890, Float 9.876567e+03
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} // namespace Union
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namespace MemberPointer {
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struct A {
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struct B {
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struct C {
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struct D {
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struct E {
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struct F {
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struct G {
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int i;
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};
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};
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};
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};
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};
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};
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};
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consteval auto fmem_ptr() -> decltype(&A::B::C::D::E::F::G::i) {
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return &A::B::C::D::E::F::G::i;
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}
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auto MemberPointer1 = fmem_ptr();
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//CHECK: VarDecl {{.*}} MemberPointer1
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: MemberPointer &G::i
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struct A1 {
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struct B1 {
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int f() const {
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return 0;
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}
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};
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};
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consteval auto fmem_ptr2() {
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return &A1::B1::f;
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}
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auto MemberPointer2 = fmem_ptr2();
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//CHECK: VarDecl {{.*}} MemberPointer2
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: MemberPointer &B1::f
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} // namespace MemberPointer
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namespace std {
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struct type_info;
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};
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namespace LValue {
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constexpr int g = 0;
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consteval const int &fg_ref() {
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return g;
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}
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const int &g_ref = fg_ref();
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//CHECK: VarDecl {{.*}} g_ref
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: LValue &g
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consteval const int *fint_ptr() {
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return &g;
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}
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const int *g_ptr = fint_ptr();
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//CHECK: VarDecl {{.*}} g_ptr
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: LValue &g
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consteval const int *fnull_ptr() {
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return nullptr;
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}
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const int *ptr2 = fnull_ptr();
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//CHECK: VarDecl {{.*}} ptr2
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: LValue nullptr
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int fconst();
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consteval auto ffunc_ptr() {
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return &fconst;
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}
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int (*func_ptr)() = ffunc_ptr();
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//CHECK: VarDecl {{.*}} func_ptr
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//CHECK-NEXT: ConstantExpr {{.*}}
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//CHECK-NEXT: value: LValue &fconst
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struct A {
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int Arr[6] = {0, 1, 3, 4, 5, 9};
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int i = 0;
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};
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struct D {
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A arr[6] = {};
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};
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consteval D fA() {
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return {};
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}
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constexpr D Arr = fA();
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// CHECK: VarDecl {{.*}} Arr
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// CHECK-NEXT: value: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: ImplicitCastExpr
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// CHECK-NEXT: ConstantExpr
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// CHECK-NEXT: value: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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// CHECK-NEXT: element: Struct
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// CHECK-NEXT: field: Array size=6
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// CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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// CHECK-NEXT: elements: Int 5, Int 9
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// CHECK-NEXT: field: Int 0
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consteval const int &fconstintref() {
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return Arr.arr[0].i;
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}
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const int &ArrayStructRef1 = fconstintref();
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//CHECK: VarDecl {{.*}} ArrayStructRef1
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: LValue &Arr.arr[0].i
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consteval const int &fconstintref2() {
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return Arr.arr[1].Arr[5];
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}
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const int &ArrayStructRef2 = fconstintref2();
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//CHECK: VarDecl {{.*}} ArrayStructRef2
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: LValue &Arr.arr[1].Arr[5]
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consteval const int *fconststar() {
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return &ArrayStructRef2;
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}
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const int *ArrayStructRef3 = fconststar();
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//CHECK: VarDecl {{.*}} ArrayStructRef3
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: LValue &Arr.arr[1].Arr[5]
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struct B : A {
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};
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struct C {
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B b;
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};
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consteval C fC() {
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return {};
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}
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C c = fC();
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//CHECK: VarDecl {{.*}} c
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: Struct
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//CHECK-NEXT: field: Struct
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//CHECK-NEXT: base: Struct
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//CHECK-NEXT: field: Array size=6
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//CHECK-NEXT: elements: Int 0, Int 1, Int 3, Int 4
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//CHECK-NEXT: elements: Int 5, Int 9
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//CHECK-NEXT: field: Int 0
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consteval const int &f2constintref() {
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return c.b.i;
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}
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const int &StructPathRef = f2constintref();
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//CHECK: VarDecl {{.*}} StructPathRef
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: LValue &c.b.A::i
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consteval const std::type_info *ftype_info() {
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return &typeid(c);
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}
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const std::type_info *T1 = ftype_info();
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//CHECK: VarDecl {{.*}} T1
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT:value: LValue &typeid(LValue::C)
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consteval const std::type_info *ftype_info2() {
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return &typeid(Arr.arr[1].Arr[2]);
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}
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const std::type_info *T2 = ftype_info2();
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//CHECK: VarDecl {{.*}} T2
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: LValue &typeid(int)
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consteval const char *fstring() {
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return "test";
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}
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const char *cptr = fstring();
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//CHECK: VarDecl {{.*}} cptr
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//CHECK-NEXT: ConstantExpr
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//CHECK-NEXT: value: LValue &"test"[0]
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} // namespace LValue
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#endif
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