166b8ab22586debccb1f787d4d52b7f042d4ddeb8John BaumanAC_DEFUN([CXX_FLAG_CHECK],
266b8ab22586debccb1f787d4d52b7f042d4ddeb8John Bauman  [AC_SUBST($1, `$CXX $2 -fsyntax-only -xc /dev/null 2>/dev/null && echo $2`)])
3