From 03e21218a54e004c6b4fa91c19e078ba6609422e Mon Sep 17 00:00:00 2001
From: Yuichi Nishiwaki <yuichi.nishiwaki@gmail.com>
Date: Thu, 23 Jan 2014 19:21:17 +0900
Subject: [PATCH] remove depth property

---
 src/codegen.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/src/codegen.c b/src/codegen.c
index 24edc109..23fecf5a 100644
--- a/src/codegen.c
+++ b/src/codegen.c
@@ -94,7 +94,6 @@ valid_formal(pic_state *pic, pic_value formal)
 }
 
 typedef struct analyze_scope {
-  int depth;
   /* rest args variable is counted by localc */
   bool varg;
   size_t argc, localc;
@@ -195,7 +194,6 @@ push_scope(analyze_state *state, pic_value args)
 
   scope = (analyze_scope *)pic_alloc(pic, sizeof(analyze_scope));
   scope->up = state->scope;
-  scope->depth = state->scope ? state->scope->depth + 1 : 0;
   scope->var_tbl = xh_new();
   scope->varg = false;
   scope->vars = analyze_args(pic, args, &scope->varg, &scope->argc, &scope->localc);