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gcc-9: fix CMake parsing of CPU architecture for non-English locale

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Fixes github issue #217
This commit is contained in:
Wang Xiang W 2020-02-17 04:41:36 -05:00 committed by Hong, Yang A
parent 954719597b
commit cbf04d615d
1 changed files with 3 additions and 3 deletions
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6
CMakeLists.txt
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@ -187,9 +187,9 @@ else()
set (EXEC_ARGS ${CC_ARG1} -c -Q --help=target -march=native -mtune=native)
execute_process(COMMAND ${CMAKE_C_COMPILER} ${EXEC_ARGS}
OUTPUT_VARIABLE _GCC_OUTPUT)
string(FIND "${_GCC_OUTPUT}" "Known" POS)
string(SUBSTRING "${_GCC_OUTPUT}" 0 ${POS} _GCC_OUTPUT)
string(REGEX REPLACE ".*march=[ \t]*([^ \n]*)[ \n].*" "\\1"
string(FIND "${_GCC_OUTPUT}" "march" POS)
string(SUBSTRING "${_GCC_OUTPUT}" ${POS} -1 _GCC_OUTPUT)
string(REGEX REPLACE "march=[ \t]*([^ \n]*)[ \n].*" "\\1"
GNUCC_ARCH "${_GCC_OUTPUT}")
# test the parsed flag