File lincity-1.12.0-undefined-operation.diff of Package lincity

--- screen.c
+++ screen.c
@@ -1618,7 +1618,7 @@
 void
 advance_mps_style (void)
 {
-    mps_global_style = mps_global_style++;
+    mps_global_style++;
     if (mps_global_style > MPS_GLOBAL_STYLE_MAX) {
 	mps_global_style = MPS_GLOBAL_STYLE_MIN;
     }