1 //===--- CLWarnings.h - Maps some cl.exe warning ids -----------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_CLANG_BASIC_CLWARNINGS_H 10 #define LLVM_CLANG_BASIC_CLWARNINGS_H 11 12 #include <optional> 13 14 namespace clang { 15 16 namespace diag { 17 enum class Group; 18 } 19 20 /// For cl.exe warning IDs that cleany map to clang diagnostic groups, 21 /// returns the corresponding group. Else, returns an empty Optional. 22 std::optional<diag::Group> diagGroupFromCLWarningID(unsigned); 23 24 } // end namespace clang 25 26 #endif // LLVM_CLANG_BASIC_CLWARNINGS_H 27