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cmake: Avoid adding default path as system directory for GCC 6.x

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This is a completion for PR #7390 and fixes #6517 and #815.
This commit is contained in:
Christof Kaufmann 2017-03-09 16:13:46 +01:00
parent e4377e7c51
commit 583e3a6875
1 changed files with 6 additions and 0 deletions
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6
cmake/OpenCVPCHSupport.cmake
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@ -65,6 +65,9 @@ MACRO(_PCH_GET_COMPILE_FLAGS _out_compile_flags)
ocv_is_opencv_directory(__result ${item})
if(__result)
LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}\"${item}\"")
elseif(CMAKE_COMPILER_IS_GNUCXX AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "6.0" AND
item MATCHES "/usr/include$")
# workaround for GCC 6.x bug
else()
LIST(APPEND ${_out_compile_flags} "${_PCH_isystem_prefix}\"${item}\"")
endif()
@ -75,6 +78,9 @@ MACRO(_PCH_GET_COMPILE_FLAGS _out_compile_flags)
ocv_is_opencv_directory(__result ${item})
if(__result)
LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}\"${item}\"")
elseif(CMAKE_COMPILER_IS_GNUCXX AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "6.0" AND
item MATCHES "/usr/include$")
# workaround for GCC 6.x bug
else()
LIST(APPEND ${_out_compile_flags} "${_PCH_isystem_prefix}\"${item}\"")
endif()