0002-struct.c-cache-member-definition-in-a-subclass.patch - Ruby master - Ruby Issue Tracking System

Feature #10585 » 0002-struct.c-cache-member-definition-in-a-subclass.patch

0002-with-NIL_P - funny_falcon (Yura Sokolov), 12/15/2014 06:28 PM

     static inline VALUE
     struct_ivar_get(VALUE c, ID id)
+    {
         for (;;) {
     	if (rb_ivar_defined(c, id))
     	    return rb_ivar_get(c, id);
     	c = RCLASS_SUPER(c);
     	if (c == 0 || c == rb_cStruct)
     	    return Qnil;
         VALUE orig = c;
         VALUE ivar = rb_attr_get(c, id);
         if (!NIL_P(ivar))
     	return ivar;
         for(;;) {
             c = RCLASS_SUPER(c);
             if (c == 0 || c == rb_cStruct)
                 return Qnil;
     	ivar = rb_attr_get(c, id);
     	if (!NIL_P(ivar)) {
                 rb_ivar_set(orig, id, ivar);
                 return ivar;
+            }
+        }
+    }

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