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MinGW: try -mpreferred-stack-boundary instead of mstackrealign

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This commit is contained in:
Andrey Kamaev 2012-05-19 08:50:24 +00:00
parent 18c52c309b
commit f8368ba6da
1 changed files with 5 additions and 5 deletions
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10
cmake/OpenCVCompilerOptions.cmake
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@ -32,15 +32,15 @@ if(MINGW)
# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40838
# here we are trying to workaround the problem
include(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG(-mstackrealign HAVE_STACKREALIGN_FLAG)
if(HAVE_STACKREALIGN_FLAG)
set(OPENCV_EXTRA_C_FLAGS "${OPENCV_EXTRA_C_FLAGS} -mstackrealign")
else()
# CHECK_CXX_COMPILER_FLAG(-mstackrealign HAVE_STACKREALIGN_FLAG)
# if(HAVE_STACKREALIGN_FLAG)
# set(OPENCV_EXTRA_C_FLAGS "${OPENCV_EXTRA_C_FLAGS} -mstackrealign")
#else()
CHECK_CXX_COMPILER_FLAG(-mpreferred-stack-boundary=2 HAVE_PREFERRED_STACKBOUNDARY_FLAG)
if(HAVE_PREFERRED_STACKBOUNDARY_FLAG)
set(OPENCV_EXTRA_C_FLAGS "${OPENCV_EXTRA_C_FLAGS} -mstackrealign")
endif()
endif()
#endif()
endif()
if(CMAKE_COMPILER_IS_GNUCXX)