string.c: trivial optimizations
string.c (rb_str_aset): prefer BUILTIN_TYPE over TYPE after SPECIAL_CONST_P check.
string.c (rb_str_start_with): prefer RB_TYPE_P over switch by TYPE.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63543 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
string.c: trivial optimizations
string.c (rb_str_aset): prefer BUILTIN_TYPE over TYPE after
SPECIAL_CONST_P check.
string.c (rb_str_start_with): prefer RB_TYPE_P over switch by
TYPE.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63543 b2dd03c8-39d4-4d8f-98ff-823fe69b080e