nobu	2015-09-22 00:46:44 +0900 (Tue, 22 Sep 2015)

  New Revision: 51915

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=51915

  Log:
    win32ole.c: fix symbol condition
    
    * ext/win32ole/win32ole.c (fole_missing): fix symbol condition,
      rb_check_symbol returns Qnil when the symbol is not interned.

  Modified files:
    trunk/ext/win32ole/win32ole.c
Index: ext/win32ole/win32ole.c
===================================================================
--- ext/win32ole/win32ole.c	(revision 51914)
+++ ext/win32ole/win32ole.c	(revision 51915)
@@ -3283,7 +3283,7 @@ fole_missing(int argc, VALUE *argv, VALU https://github.com/ruby/ruby/blob/trunk/ext/win32ole/win32ole.c#L3283
     rb_check_arity(argc, 1, UNLIMITED_ARGUMENTS);
     mid = argv[0];
     sym = rb_check_symbol(&mid);
-    if (sym) mid = rb_sym2str(sym);
+    if (!NIL_P(sym)) mid = rb_sym2str(sym);
     mname = StringValueCStr(mid);
     if(!mname) {
         rb_raise(rb_eRuntimeError, "fail: unknown method or property");

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