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llvm-mirror/autoconf/m4/cxx_flag_check.m4
Rafael Espindola 51ef203cf0 Enable -Wcovered-switch-default again, but add -Werror to the checks to make 
sure we don't use it with compilers that don't support it.

llvm-svn: 151665
2012-02-28 23:32:06 +00:00

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