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let CMake test for gcc 4.9 before enabling -Wfloat-conversion

This commit is contained in:
Enno Rehling 2015-05-15 17:15:54 +02:00
parent eac4ef7ddc
commit 062237b0d1
1 changed files with 9 additions and 2 deletions
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11
src/CMakeLists.txt
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@ -12,8 +12,15 @@ include_directories (${LUA_INCLUDE_DIR})
include_directories (${BSON_INCLUDE_DIR})
include_directories (${INIPARSER_INCLUDE_DIR})
IF(CMAKE_COMPILER_IS_GNUCC)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pedantic -Wall -Wfloat-conversion -Werror -Wno-unknown-pragmas -Wstrict-prototypes -Wpointer-arith -Wno-char-subscripts -Wno-long-long")
if (CMAKE_COMPILER_IS_GNUCC)
execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion
OUTPUT_VARIABLE GCC_VERSION)
if (GCC_VERSION VERSION_GREATER 4.9)
message(STATUS "Version ${GCC_VERSION} >= 4.9")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wfloat-conversion")
endif()
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pedantic -Wall -Werror -Wno-unknown-pragmas -Wstrict-prototypes -Wpointer-arith -Wno-char-subscripts -Wno-long-long")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -DHAVE__BOOL")
elseif(MSVC)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Wall /WX /MP")