nobu	2017-08-26 23:22:31 +0900 (Sat, 26 Aug 2017)

  New Revision: 59661

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=59661

  Log:
    win32.c: fix return value
    
    * win32/win32.c (rb_w32_set_thread_description_str): return the
      result when name is nil.

  Modified files:
    trunk/win32/win32.c
Index: win32/win32.c
===================================================================
--- win32/win32.c	(revision 59660)
+++ win32/win32.c	(revision 59661)
@@ -7881,8 +7881,7 @@ rb_w32_set_thread_description_str(HANDLE https://github.com/ruby/ruby/blob/trunk/win32/win32.c#L7881
     WCHAR *s;
 
     if (NIL_P(name)) {
-	rb_w32_set_thread_description(th, L"");
-	return;
+	return rb_w32_set_thread_description(th, L"");
     }
     s = (WCHAR *)StringValueCStr(name);
     idx = rb_enc_get_index(name);

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