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// RUN: %clang_cc1 -std=c++98 -triple x86_64-unknown-unknown %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
// RUN: %clang_cc1 -std=c++11 -triple x86_64-unknown-unknown %s -verify -fexceptions -fcxx-exceptions -pedantic-errors 2>&1 | FileCheck %s
// RUN: %clang_cc1 -std=c++14 -triple x86_64-unknown-unknown %s -verify -fexceptions -fcxx-exceptions -pedantic-errors 2>&1 | FileCheck %s
// RUN: %clang_cc1 -std=c++17 -triple x86_64-unknown-unknown %s -verify -fexceptions -fcxx-exceptions -pedantic-errors 2>&1 | FileCheck %s
// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-unknown %s -verify -fexceptions -fcxx-exceptions -pedantic-errors 2>&1 | FileCheck %s
// RUN: %clang_cc1 -std=c++23 -triple x86_64-unknown-unknown %s -verify -fexceptions -fcxx-exceptions -pedantic-errors 2>&1 | FileCheck %s
// RUN: %clang_cc1 -std=c++2c -triple x86_64-unknown-unknown %s -verify -fexceptions -fcxx-exceptions -pedantic-errors 2>&1 | FileCheck %s
// expected-no-diagnostics
namespace dr873 { // dr873: yes
#if __cplusplus >= 201103L
template <typename T> void f(T &&);
template <> void f(int &) {} // #1
template <> void f(int &&) {} // #2
void g(int i) {
f(i); // calls f<int&>(int&), i.e., #1
#pragma clang __debug dump f(i)
// CHECK: CallExpr {{.*}}
// CHECK-NEXT: |-ImplicitCastExpr {{.*}}
// CHECK-NEXT: | `-DeclRefExpr {{.*}} 'f' 'void (int &)' {{.*}}
f(0); // calls f<int>(int&&), i.e., #2
#pragma clang __debug dump f(0)
// CHECK: CallExpr {{.*}}
// CHECK-NEXT: |-ImplicitCastExpr {{.*}}
// CHECK-NEXT: | `-DeclRefExpr {{.*}} 'f' 'void (int &&)' {{.*}}
}
#endif
} // namespace dr873
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