Revert r57803 "Avoid to cast the argument"
__builtin_add_overflow doesn't support double.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57805 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Added by naruse (Yui NARUSE) over 8 years ago
Revert r57803 "Avoid to cast the argument"
__builtin_add_overflow doesn't support double.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57805 b2dd03c8-39d4-4d8f-98ff-823fe69b080e