configure.ac: remove ineffective check on Solaris with GCC
configure.ac (solaris): Remove ineffective check for -std=iso9899:1999 on Solaris with GCC. The "-std=iso9899:1999" was replaced by "-std=gnu99" by the commit r54895. The check is no longer effective after that, and two years have passed without error reports.
configure.ac: remove ineffective check on Solaris with GCC
on Solaris with GCC. The "-std=iso9899:1999" was replaced by
"-std=gnu99" by the commit r54895. The check is no longer effective
after that, and two years have passed without error reports.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63401 b2dd03c8-39d4-4d8f-98ff-823fe69b080e