hanchenye-llvm-project/clang/test/SemaCXX/warn-deprecated-header.cpp

// RUN: %clang_cc1 -fsyntax-only -fdeprecated-macro -verify %s
// RUN: %clang_cc1 -fsyntax-only -Werror %s

// expected-warning@+2 {{This file is deprecated.}}
#ifdef __DEPRECATED
#warning This file is deprecated.
#endif