From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Thu, 28 Jul 2022 02:11:01 +0000 (-0700)
Subject: gvpr fwriteFile: squash a -Wsign-compare warning
X-Git-Tag: 5.0.1~25^2~4
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f5a07c079c8e52e9a99be10ed08afb9698080e83;p=graphviz

gvpr fwriteFile: squash a -Wsign-compare warning
---

diff --git a/lib/gvpr/actions.c b/lib/gvpr/actions.c
index 1c0b8fd04..c71508344 100644
--- a/lib/gvpr/actions.c
+++ b/lib/gvpr/actions.c
@@ -643,7 +643,8 @@ int fwriteFile(Expr_t * ex, Agraph_t * g, int fd, Agiodisc_t* io)
 {
     Sfio_t *sp;
 
-    if (fd < 0 || fd >= elementsof(ex->file)
+    if (fd < 0 ||
+        (elementsof(ex->file) <= INT_MAX && fd >= (int)elementsof(ex->file))
 	|| !((sp = ex->file[fd]))) {
 	exerror("fwriteG: %d: invalid descriptor", fd);
 	return 0;