* ruby.c (proc_options): -W should be allowed in RUBYOPT

  environment variable.  [ruby-core:12118]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13432 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/ruby.c b/ruby.c
index ad3c172971..86230735c7 100644
--- a/ruby.c
+++ b/ruby.c
@@ -821,7 +821,7 @@ proc_options(int argc, char **argv)
 		}
 		if (!*s)
 		    break;
-		if (!strchr("IdvwrK", *s))
+		if (!strchr("IdvwWrK", *s))
 		    rb_raise(rb_eRuntimeError,
 			     "illegal switch in RUBYOPT: -%c", *s);
 		s = moreswitches(s);