From: Vassil Vassilev <v.g.vassilev@gmail.com>
Date: Wed, 12 Apr 2017 20:43:11 +0000 (+0000)
Subject: Append -w when LLVM_ENABLE_WARNINGS is Off.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4f344492bbb010ebec77fee3a1deca07cc9864ac;p=llvm

Append -w when LLVM_ENABLE_WARNINGS is Off.

Reviewed by rnk (D31702)!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@300100 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake
index dd44476bc99..099d2ebcc43 100644
--- a/cmake/modules/HandleLLVMOptions.cmake
+++ b/cmake/modules/HandleLLVMOptions.cmake
@@ -561,6 +561,10 @@ if (LLVM_ENABLE_WARNINGS AND (LLVM_COMPILER_IS_GCC_COMPATIBLE OR CLANG_CL))
   add_flag_if_supported("-Wstring-conversion" STRING_CONVERSION_FLAG)
 endif (LLVM_ENABLE_WARNINGS AND (LLVM_COMPILER_IS_GCC_COMPATIBLE OR CLANG_CL))
 
+if (LLVM_COMPILER_IS_GCC_COMPATIBLE AND NOT LLVM_ENABLE_WARNINGS)
+  append("-w" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
+endif()
+
 macro(append_common_sanitizer_flags)
   if (NOT MSVC)
     # Append -fno-omit-frame-pointer and turn on debug info to get better