cxx_flag_check.m4 « m4 « autoconf - llvm - Unofficial llvm GIT mirror used in EmbToolkit

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1 2	AC_DEFUN([CXX_FLAG_CHECK], [AC_SUBST($1, `$CXX -Werror patsubst($2, [^-Wno-], [-W]) -fsyntax-only -xc /dev/null 2>/dev/null && echo $2`)])