scc

commit db8cf76a3a055a1bc065c842516d7193147ba6e3
parent 867d0a47dcf173249f4af7f191ef5e7c38d7f988
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Wed, 14 Sep 2016 14:57:16 +0200

[cc2] Initialize left and right pointers in constnode()

The code follows these pointers in a few cases without looking the op,
so it is better to have them initialized.

Diffstat:
M
cc2/code.c
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/cc2/code.c b/cc2/code.c
@@ -74,8 +74,6 @@ label2node(Node *np, Symbol *sym)
 		sym = newlabel();
 	if (!np)
 		np = newnode(OLABEL);
-	else
-		memset(np, 0, sizeof(np));
 	np->op = OLABEL;
 	np->u.sym = sym;
 
@@ -87,6 +85,8 @@ constnode(Node *np, TUINT n, Type *tp)
 {
 	if (!np)
 		np = newnode(OCONST);
+	np->left = NULL;
+	np->right = NULL;
 	np->type = *tp;
 	np->u.i = n;
 	return np;