merge revision(s) 45365: [Backport #9656]
dl/extconf.rb: check for -fno-defer-pop option * ext/dl/extconf.rb: check for -fno-defer-pop option, since clang
5.1 no longer support -fno-defer-pop option.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@45751 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Added by usa (Usaku NAKAMURA) almost 10 years ago
merge revision(s) 45365: [Backport #9656]
5.1 no longer support -fno-defer-pop option.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@45751 b2dd03c8-39d4-4d8f-98ff-823fe69b080e