Bart van Strien committed 7fee067

Apply box2d heap tickler patch: make sure ChainShape:getPoints has enough stack size

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 	ChainShape *c = luax_checkchainshape(L, 1);
 	const b2Vec2 *verts = c->getPoints();
 	int count = c->getVertexCount();
+	if (!lua_checkstack(L, count*2))
+		return luaL_error(L, "Too many return values");
 	for (int i = 0; i < count; i++)
 		b2Vec2 v = Physics::scaleUp(verts[i]);
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