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Merge pull request #3458 from patricklodder/1.15.0-choose-std

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build: allow c++14 standard to be used for compilation
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chromatic 2024-03-03 18:56:41 -08:00 committed by GitHub
commit bab1bfc398
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1 changed files with 15 additions and 2 deletions
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17
configure.ac
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@ -56,8 +56,21 @@ case $host in
lt_cv_deplibs_check_method="pass_all"
;;
esac
dnl Require C++11 compiler (no GNU extensions)
AX_CXX_COMPILE_STDCXX([11], [noext], [mandatory], [nodefault])
AC_ARG_ENABLE([c++14],
[AS_HELP_STRING([--enable-c++14],
[enable compilation in c++14 mode (disabled by default)])],
[use_cxx14=$enableval],
[use_cxx14=no])
dnl Require C++11 or C++14 compiler (no GNU extensions)
if test "x$use_cxx14" = xyes; then
AX_CXX_COMPILE_STDCXX([14], [noext], [mandatory], [nodefault])
else
AX_CXX_COMPILE_STDCXX([11], [noext], [mandatory], [nodefault])
fi
dnl Check if -latomic is required for <std::atomic>
CHECK_ATOMIC