mirror/opencv
1
0
Fork 0
mirror of https://github.com/opencv/opencv.git synced 2025-06-07 17:44:04 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Fix pch generation when linker flags used with GCC

Browse Source 
-c is required to avoid linking (and the associated missing "main" message)
when linker flags like "-Wl,-z,relro" are passed to GCC
This commit is contained in:
Pádraig Brady 2019-12-09 20:25:40 +00:00 committed by Pádraig Brady
parent 45f6931352
commit 7b298b0995
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
cmake/OpenCVPCHSupport.cmake
View File

@ -125,11 +125,11 @@ MACRO(_PCH_GET_COMPILE_COMMAND out_command _input _output)
STRING(REGEX REPLACE "^ +" "" pchsupport_compiler_cxx_arg1 ${CMAKE_CXX_COMPILER_ARG1})
SET(${out_command}
${CMAKE_CXX_COMPILER} ${pchsupport_compiler_cxx_arg1} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}
${CMAKE_CXX_COMPILER} ${pchsupport_compiler_cxx_arg1} ${_compile_FLAGS} -x c++-header -o ${_output} -c ${_input}
)
ELSE(CMAKE_CXX_COMPILER_ARG1)
SET(${out_command}
${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}
${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} -c ${_input}
)
ENDIF(CMAKE_CXX_COMPILER_ARG1)
ELSE()