Fail when using Magic/netgen for DRC/LVS. Remove arguments in running precharge test.

compiler/tests/04_precharge_test.py

@@ -48,5 +48,6 @@ class precharge_test(unittest.TestCase):
 # instantiate a copy of the class to actually run the test
 if __name__ == "__main__":
     (OPTS, args) = globals.parse_args()
+    del sys.argv[1:]
     header(__file__, OPTS.tech_name)
     unittest.main()

compiler/verify/magic.py

@@ -65,7 +65,7 @@ def run_drc(name, gds_name):
        implemented in gds_name."""
 
     debug.warning("DRC using magic not implemented.")
-    return 0
+    return 1
 
     # the runset file contains all the options to run drc
     from tech import drc
@@ -139,7 +139,7 @@ def run_lvs(name, gds_name, sp_name):
        implemented in gds_name and sp_name. """
 
     debug.warning("LVS using magic+netgen not implemented.")
-    return 0
+    return 1
     
     from tech import drc
     lvs_rules = drc["lvs_rules"]