// RUN: %clang_cc1 -fsyntax-only -verify=expected,cxx23 -std=c++23 -Wpre-c++23-compat %s // RUN: %clang_cc1 -fsyntax-only -verify=expected,cxx20 -std=c++20 %s void test_label_in_func() { label1: int x; label2: x = 1; label3: label4: label5: } // cxx20-warning {{label at end of compound statement is a C++23 extension}} \ cxx23-warning {{label at end of compound statement is incompatible with C++ standards before C++23}} int test_label_in_switch(int v) { switch (v) { case 1: return 1; case 2: return 2; case 3: case 4: case 5: } // cxx20-warning {{label at end of compound statement is a C++23 extension}} \ cxx23-warning {{label at end of compound statement is incompatible with C++ standards before C++23}} switch (v) { case 6: return 6; default: } // cxx20-warning {{label at end of compound statement is a C++23 extension}} \ cxx23-warning {{label at end of compound statement is incompatible with C++ standards before C++23}} return 0; }