Fix issue with CMAKE_CXX_FLAGS initialization

Append the necessary flags to CMAKE_CXX_FLAGS, rather than replacing
the previous values. It's critical that that flags are preserved to
ensure proper and consistent compilation.
pull/571/head
Jared Duke 2015-05-23 13:46:35 -07:00
parent 9538b7ed42
commit ef306d5666
1 changed files with 2 additions and 2 deletions

View File

@ -62,9 +62,9 @@ if( CMAKE_COMPILER_IS_MINGW )
endif()
if((CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) AND NOT CMAKE_COMPILER_IS_MINGW)
set(CMAKE_CXX_FLAGS "-fPIC") # this is a very important switch and some libraries seem now to have it....
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC") # this is a very important switch and some libraries seem now to have it....
# hide all not-exported symbols
set(CMAKE_CXX_FLAGS "-fvisibility=hidden -Wall" )
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden -Wall" )
elseif(MSVC)
# enable multi-core compilation with MSVC
add_definitions(/MP)