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turn off deprecation warning if glog needs so

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Summary:
This addresses #162 for thatguymike
Closes https://github.com/caffe2/caffe2/pull/172

Differential Revision: D4620982

Pulled By: Yangqing

fbshipit-source-id: df3ef45f2c95418c538baa65d5dde3755cb25d1c
This commit is contained in:
Yangqing Jia
2017-02-27 09:58:31 -08:00
committed by Facebook Github Bot
parent 449f8997ab
commit 4b52cbe636
1 changed files with 17 additions and 2 deletions
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19
cmake/MiscCheck.cmake
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@ -36,8 +36,23 @@ else()
add_definitions(-DCAFFE2_NO_BUILTIN_CPU_SUPPORTS)
endif()
# Note(jiayq): on ubuntu 14.04, the default glog install uses ext/hash_set that
# is being deprecated. As a result, we will test if this is the environment we
# are building under. If yes, we will turn off deprecation warning for a
# cleaner build output.
CHECK_CXX_SOURCE_COMPILES(
"#include <glog/stl_logging.h>
int main(int argc, char** argv) {
return 0;
}" CAFFE2_NEED_TO_TURN_OFF_DEPRECATION_WARNING
FAIL_REGEX ".*-Wno-deprecated.*")
if(NOT CAFFE2_NEED_TO_TURN_OFF_DEPRECATION_WARNING)
message(STATUS "Turning off deprecation warning due to glog.")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-deprecated")
endif()
# ---[ If we are using msvc, set no warning flags
if (${CMAKE_CXX_COMPILER_ID} STREQUAL "MSVC")
message(STATUS "Adding no warning argument to the compiler")
endif()
endif()