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CMakeLists.txt: Treat conversion warning as error only with JSONCPP_WITH_WARNING_AS_ERROR=On

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Fixes errors when building with buildroot:
http://autobuild.buildroot.net/?reason=jsoncpp-1.7.2

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
This commit is contained in:
Bernd Kuhls 2016-04-25 19:41:28 +02:00
parent 980cdf0fb5
commit 17fc9b1a80
1 changed files with 2 additions and 2 deletions
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4
CMakeLists.txt
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@ -107,11 +107,11 @@ if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall -Wconversion -Wshadow -Werror=conversion -Werror=sign-compare")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# using GCC
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall -Wconversion -Wshadow -Wextra -Werror=conversion")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall -Wconversion -Wshadow -Wextra")
# not yet ready for -Wsign-conversion
if (JSONCPP_WITH_STRICT_ISO AND NOT JSONCPP_WITH_WARNING_AS_ERROR)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror=conversion -pedantic")
endif ()
endif()