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turn on -Wno-potentially-evaluated-expression on clang

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Scott Howard 2015-04-01 21:44:41 -04:00
parent 7c9104a291
commit d646836cdd
1 changed files with 8 additions and 0 deletions
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8
CMakeLists.txt
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@ -353,6 +353,14 @@ endif()
if (CMAKE_CXX_COMPILER_ID STREQUAL GNU OR CMAKE_CXX_COMPILER_ID STREQUAL Clang)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wno-unused-parameter -Wno-reorder -std=c++98 -pedantic -Wno-long-long")
if (CMAKE_CXX_COMPILER_ID STREQUAL Clang AND NOT APPLE)
execute_process(COMMAND ${CMAKE_C_COMPILER} --version OUTPUT_VARIABLE CLANG_VERSION)
string(REGEX REPLACE ".*version ([0-9\\.]*).*" "\\1" CLANG_VERSION ${CLANG_VERSION})
if ("${CLANG_VERSION}" VERSION_GREATER 3.6 OR "${CLANG_VERSION}" VERSION_EQUAL 3.6)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-potentially-evaluated-expression")
endif ("${CLANG_VERSION}" VERSION_GREATER 3.6 OR "${CLANG_VERSION}" VERSION_EQUAL 3.6)
endif(CMAKE_CXX_COMPILER_ID STREQUAL Clang AND NOT APPLE)
execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion
OUTPUT_VARIABLE GCC_VERSION)
if (CMAKE_CXX_COMPILER_ID STREQUAL GNU AND "${GCC_VERSION}" VERSION_GREATER 4.6 OR "${GCC_VERSION}" VERSION_EQUAL 4.6)