shithub: rgbds

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Make RGBLINK check divisions by zero

--- a/src/link/patch.c

+++ b/src/link/patch.c

@@ -163,6 +163,8 @@

 			break;

 		case RPN_DIV:

 			value = popRPN();

+			if (value == 0)

+				errx(1, "%s: Division by 0", patch->fileName);

 			value = popRPN() / value;

 			break;

 		case RPN_MOD: