matz	2008-12-09 01:47:47 +0900 (Tue, 09 Dec 2008)

  New Revision: 20585

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=20585

  Log:
    * eval.c (rb_make_exception): single argument to raise may be
      string compatible object.

  Modified files:
    trunk/ChangeLog
    trunk/eval.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 20584)
+++ ChangeLog	(revision 20585)
@@ -72,6 +72,11 @@
 
 	* pack.c (pack_unpack): ditto.
 
+Fri Dec  5 22:56:24 2008  Yukihiro Matsumoto  <matz@r...>
+
+	* eval.c (rb_make_exception): single argument to raise may be
+	  string compatible object.
+
 Fri Dec  5 21:45:45 2008  Tadayoshi Funaba  <tadf@d...>
 
 	* rational.c (nurat_{to_s,inspect}): performance improvement.
Index: eval.c
===================================================================
--- eval.c	(revision 20584)
+++ eval.c	(revision 20585)
@@ -477,13 +477,13 @@
     mesg = Qnil;
     switch (argc) {
       case 0:
-	mesg = Qnil;
 	break;
       case 1:
 	if (NIL_P(argv[0]))
 	    break;
-	if (TYPE(argv[0]) == T_STRING) {
-	    mesg = rb_exc_new3(rb_eRuntimeError, argv[0]);
+	mesg = rb_check_string_type(argv[0]);
+	if (!NIL_P(mesg)) {
+	    mesg = rb_exc_new3(rb_eRuntimeError, mesg);
 	    break;
 	}
 	n = 0;

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