From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Thu, 16 Sep 2021 03:50:13 +0000 (-0700)
Subject: expr print: use a 'size_t' for iteration
X-Git-Tag: 2.49.1~9^2~8
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2a1cb2827d84b58a7b785e491c0878796634e789;p=graphviz

expr print: use a 'size_t' for iteration

Squashes a -Wsign-compare warning.
---

diff --git a/lib/expr/excc.c b/lib/expr/excc.c
index e6ab0ab20..626184a15 100644
--- a/lib/expr/excc.c
+++ b/lib/expr/excc.c
@@ -106,7 +106,6 @@ static void
 print(Excc_t* cc, Exnode_t* expr)
 {
 	Print_t*	x;
-	int		i;
 
 	if ((x = expr->data.print.args))
 	{
@@ -118,7 +117,7 @@ print(Excc_t* cc, Exnode_t* expr)
 		{
 			if (x->arg)
 			{
-				for (i = 0; i < elementsof(x->param) && x->param[i]; i++)
+				for (size_t i = 0; i < elementsof(x->param) && x->param[i]; i++)
 				{
 					sfprintf(cc->ccdisc->text, ", (");
 					gen(cc, x->param[i]);