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Fix configure selecting switches that give warnings.

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Wilson Snyder 2015-02-11 21:24:01 -05:00
parent 6ed89b6ca5
commit 108c0f6bb8
1 changed files with 6 additions and 1 deletions
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7
configure.ac
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@ -111,7 +111,12 @@ AC_DEFUN([_MY_CXX_CHECK_OPT],
AC_MSG_CHECKING([whether $CXX accepts $2])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([],[])],
[_my_result=yes],
[_my_result=yes
if test -s conftest.err; then
if grep -e "$2" conftest.err >/dev/null; then
_my_result=no
fi
fi],
[_my_result=no])
AC_MSG_RESULT($_my_result)
if test "$_my_result" = "yes" ; then