From: Erwin Janssen <erwinjanssen@outlook.com>
Date: Thu, 1 Sep 2016 13:05:09 +0000 (+0200)
Subject: Resolve one Wsign-conversion in attr.c
X-Git-Tag: untagged-897b348e31e4e52e8698~1^2~9
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7cc59d7395d591c84e29d47b50ce9f01a80a566b;p=graphviz

Resolve one Wsign-conversion in attr.c

This cast that resolves this warning does not change the sign of `sz`, because the if statement above it makes sure it isn't a negative number.
---

diff --git a/lib/cgraph/attr.c b/lib/cgraph/attr.c
index 3e2202196..d7f7f8c78 100644
--- a/lib/cgraph/attr.c
+++ b/lib/cgraph/attr.c
@@ -193,7 +193,7 @@ static Agrec_t *agmakeattrs(Agraph_t * context, void *obj)
 	sz = topdictsize(obj);
 	if (sz < MINATTR)
 	    sz = MINATTR;
-	rec->str = agalloc(agraphof(obj), sz * sizeof(char *));
+	rec->str = agalloc(agraphof(obj), (size_t) sz * sizeof(char *));
 	/* doesn't call agxset() so no obj-modified callbacks occur */
 	for (sym = (Agsym_t *) dtfirst(datadict); sym;
 	     sym = (Agsym_t *) dtnext(datadict, sym))