From: Emden Gansner <erg@research.att.com>
Date: Mon, 21 May 2012 15:18:02 +0000 (-0400)
Subject: Make sure variable is declared before being used
X-Git-Tag: LAST_LIBGRAPH~32^2~414^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ba746432fb218163d8bca272719c5e8a9312eead;p=graphviz

Make sure variable is declared before being used
---

diff --git a/lib/expr/exeval.c b/lib/expr/exeval.c
index 38540b214..29dfaeba0 100644
--- a/lib/expr/exeval.c
+++ b/lib/expr/exeval.c
@@ -135,8 +135,8 @@ getdyn(Expr_t* ex, register Exnode_t* expr, void* env, Exassoc_t** assoc)
 
 	if (expr->data.variable.index)
 	{
-		char	buf[2*(sizeof(key.integer))+1];  /* no. of hex chars needed plus null byte */
 		Extype_t key;
+		char	buf[2*(sizeof(key.integer))+1];  /* no. of hex chars needed plus null byte */
 		char *keyname;
 
 		v = eval(ex, expr->data.variable.index, env);