--- a/src/newgrf_spritegroup.cpp Fri May 11 15:13:08 2007 +0000
+++ b/src/newgrf_spritegroup.cpp Fri May 25 00:25:08 2007 +0000
@@ -129,10 +129,10 @@
case DSGA_OP_SMAX: return max((S)last_value, (S)value);
case DSGA_OP_UMIN: return min((U)last_value, (U)value);
case DSGA_OP_UMAX: return max((U)last_value, (U)value);
- case DSGA_OP_SDIV: return (S)last_value / (S)value;
- case DSGA_OP_SMOD: return (S)last_value % (S)value;
- case DSGA_OP_UDIV: return (U)last_value / (U)value;
- case DSGA_OP_UMOD: return (U)last_value % (U)value;
+ case DSGA_OP_SDIV: return value == 0 ? (S)last_value : (S)last_value / (S)value;
+ case DSGA_OP_SMOD: return value == 0 ? (S)last_value : (S)last_value % (S)value;
+ case DSGA_OP_UDIV: return value == 0 ? (U)last_value : (U)last_value / (U)value;
+ case DSGA_OP_UMOD: return value == 0 ? (U)last_value : (U)last_value % (U)value;
case DSGA_OP_MUL: return last_value * value;
case DSGA_OP_AND: return last_value & value;
case DSGA_OP_OR: return last_value | value;