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Cmake build: Remove unnecessary duplication of c++ flags

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Apparently cmake concatenates CMAKE_CXX_FLAGS to the Release and Debug flags
Also eliminated the mix of '-std=c++*' and '-std=gnu++*' flags
This commit is contained in:
Kornel Benko 2017-07-27 13:33:17 +02:00
parent 89ac3916f3
commit 0f881e202e
1 changed files with 7 additions and 3 deletions
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10
CMakeLists.txt
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@ -8,6 +8,10 @@ cmake_minimum_required(VERSION 2.6.4)
set(LYX_PROJECT LyX)
# Instruct cmake to not use gnu extensions,
# this prevents the mix of '-std=c++*' and '-std=gnu++*' flags
set(CMAKE_CXX_EXTENSIONS OFF)
enable_testing()
get_filename_component(lyx_dir_readme ${CMAKE_SOURCE_DIR}/README REALPATH) # Resolve symlinks
@ -593,11 +597,11 @@ if(NOT MSVC)
set(LYX_CXX_FLAGS "${LYX_CXX_FLAGS} -D_GLIBCXX_DEBUG -D_GLIBCXX_DEBUG_PEDANTIC")
endif()
set(CMAKE_CXX_FLAGS "${LYX_CXX_FLAGS} -fno-strict-aliasing " CACHE TYPE STRING FORCE)
set(CMAKE_CXX_FLAGS_DEBUG "${LYX_CXX_FLAGS} -fno-strict-aliasing -O0 -g3 -D_DEBUG" CACHE TYPE STRING FORCE)
set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g3 -D_DEBUG" CACHE TYPE STRING FORCE)
if(MINGW)
set(CMAKE_CXX_FLAGS_RELEASE "${LYX_CXX_FLAGS} -O2 -DNDEBUG" CACHE TYPE STRING FORCE)
set(CMAKE_CXX_FLAGS_RELEASE "-O2 -DNDEBUG" CACHE TYPE STRING FORCE)
else()
set(CMAKE_CXX_FLAGS_RELEASE "${LYX_CXX_FLAGS} -O3 -DNDEBUG" CACHE TYPE STRING FORCE)
set(CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG" CACHE TYPE STRING FORCE)
endif()
endif()