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ref: 8c20c2d40ef87863abdc2e65985dae9088b3a3dd
parent: 327b03d58b8ba6d5d928c338ea8c32e27a2f9c94
author: Roberto E. Vargas Caballero <[email protected]>
date: Tue Apr 22 04:39:18 EDT 2014

Evaluate expressions in integerop

integerop can not handle with comparisions, so parameter expressions
must be evaluated before of doing anything else.

--- a/expr.c

+++ b/expr.c

@@ -69,6 +69,8 @@

 static Node *

 integerop(char op, Node *np1, Node *np2)

 {

+	np1 = eval(np1);

+	np2 = eval(np2);

 	if (np1->typeop != INT || np2->typeop != INT)

 		error("operator requires integer operands");

 	typeconv(&np1, &np2);