From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Mon, 12 Oct 2020 00:33:54 +0000 (-0700)
Subject: remove now-unnecessary use of volatile on some locals
X-Git-Tag: 2.46.0~20^2^2~33^2~1
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4c5ebc5dc4f8fac0780f77979fc77c4ac8425b52;p=graphviz

remove now-unnecessary use of volatile on some locals

Related to #1801.
---

diff --git a/cmd/lefty/dot2l/dot2l.c b/cmd/lefty/dot2l/dot2l.c
index 129164b94..3c8f26b9c 100644
--- a/cmd/lefty/dot2l/dot2l.c
+++ b/cmd/lefty/dot2l/dot2l.c
@@ -40,8 +40,8 @@ static void writeattr (int, Tobj, char *);
 static void quotestring (char *, Tobj);
 
 Tobj D2Lparsegraphlabel (Tobj lo, Tobj ro) {
-    volatile long lm;
-    volatile Tobj to;
+    long lm;
+    Tobj to;
 
     lm = Mpushmark (lo);
     Mpushmark (ro);