Add correct boundary to SRAM

compiler/sram/sram_base.py

@@ -124,6 +124,8 @@ class sram_base(design, verilog, lef):
         highest_coord = self.find_highest_coords()
         self.width = highest_coord[0]
         self.height = highest_coord[1]
+        self.add_boundary(ll=vector(0, 0),
+                          ur=vector(self.width, self.height))
 
         start_time = datetime.datetime.now()
         # We only enable final verification if we have routed the design
@@ -142,7 +144,7 @@ class sram_base(design, verilog, lef):
         for inst in self.insts:
             self.copy_power_pins(inst, "vdd")
             self.copy_power_pins(inst, "gnd")
-            
+
         if not OPTS.route_supplies:
             # Do not route the power supply (leave as must-connect pins)
             return