1 files changed, 1 insertions, 1 deletions
diff --git a/parse.c b/parse.c
index d0f1684..041ce77 100644
--- a/parse.c
+++ b/parse.c
@@ -1536,7 +1536,7 @@ static void fprint_expr(FILE *out, Expression *e) {
 		break;
 	case EXPR_WHILE:
 	    fprintf(out, "while ");
-		fprint_expr(out, e->while_.cond);
+		if (e->while_.cond) fprint_expr(out, e->while_.cond);
 		fprint_block(out, &e->while_.body);
 		break;
 	case EXPR_CALL: