Disabling some MSVC warnings that are of questionable value. Note, these are disabled...

C4146: 'unary minus operator applied to unsigned type, result still unsigned'
C4291: ''declaration' : no matching operator delete found; memory will not be freed if initialization throws an exception'
C4800: ''type' : forcing value to bool 'true' or 'false' (performance warning)'
llvm-svn: 220507

diff --git a/compiler-rt/CMakeLists.txt b/compiler-rt/CMakeLists.txt
index 8fe05ac..76e1cbb 100644 (file)
--- a/compiler-rt/CMakeLists.txt
+++ b/compiler-rt/CMakeLists.txt
@@ -280,9 +280,11 @@ append_list_if(COMPILER_RT_HAS_WNO_GNU_FLAG -Wno-gnu SANITIZER_COMMON_CFLAGS)
 append_list_if(COMPILER_RT_HAS_WNO_VARIADIC_MACROS_FLAG -Wno-variadic-macros SANITIZER_COMMON_CFLAGS)
 append_list_if(COMPILER_RT_HAS_WNO_C99_EXTENSIONS_FLAG -Wno-c99-extensions SANITIZER_COMMON_CFLAGS)
 append_list_if(COMPILER_RT_HAS_WNO_NON_VIRTUAL_DTOR_FLAG -Wno-non-virtual-dtor SANITIZER_COMMON_CFLAGS)
+append_list_if(COMPILER_RT_HAS_WD4146_FLAG /wd4146 SANITIZER_COMMON_CFLAGS)
+append_list_if(COMPILER_RT_HAS_WD4291_FLAG /wd4291 SANITIZER_COMMON_CFLAGS)
 append_list_if(COMPILER_RT_HAS_WD4391_FLAG /wd4391 SANITIZER_COMMON_CFLAGS)
 append_list_if(COMPILER_RT_HAS_WD4722_FLAG /wd4722 SANITIZER_COMMON_CFLAGS)
-
+append_list_if(COMPILER_RT_HAS_WD4800_FLAG /wd4800 SANITIZER_COMMON_CFLAGS)
 if(APPLE)
   # Obtain the iOS Simulator SDK path from xcodebuild.
   execute_process(

diff --git a/compiler-rt/cmake/config-ix.cmake b/compiler-rt/cmake/config-ix.cmake
index ef87f61..6690dd9 100644 (file)
--- a/compiler-rt/cmake/config-ix.cmake
+++ b/compiler-rt/cmake/config-ix.cmake
@@ -39,8 +39,11 @@ check_cxx_compiler_flag("-Werror -Wno-variadic-macros"    COMPILER_RT_HAS_WNO_VA
 
 check_cxx_compiler_flag(/W3 COMPILER_RT_HAS_W3_FLAG)
 check_cxx_compiler_flag(/WX COMPILER_RT_HAS_WX_FLAG)
+check_cxx_compiler_flag(/wd4146 COMPILER_RT_HAS_WD4146_FLAG)
+check_cxx_compiler_flag(/wd4291 COMPILER_RT_HAS_WD4291_FLAG)
 check_cxx_compiler_flag(/wd4391 COMPILER_RT_HAS_WD4391_FLAG)
 check_cxx_compiler_flag(/wd4722 COMPILER_RT_HAS_WD4722_FLAG)
+check_cxx_compiler_flag(/wd4800 COMPILER_RT_HAS_WD4800_FLAG)
 
 # Symbols.
 check_symbol_exists(__func__ "" COMPILER_RT_HAS_FUNC_SYMBOL)