From e32b1e252bba65f8311e7cb038b085fe42cf42ed Mon Sep 17 00:00:00 2001
From: "Arnold D. Robbins" <arnold@skeeve.com>
Date: Mon, 26 Mar 2018 10:45:01 +0300
Subject: Remove the tail recursion optimization.

---
 awk.h | 4 ----
 1 file changed, 4 deletions(-)

(limited to 'awk.h')

diff --git a/awk.h b/awk.h
index 1e334bfa..f32e30a4 100644
--- a/awk.h
+++ b/awk.h
@@ -527,7 +527,6 @@ typedef struct exp_node {
 #define func_node    sub.nodep.x.extra
 #define prev_frame_size	sub.nodep.reflags
 #define reti         sub.nodep.l.li
-#define num_tail_calls    sub.nodep.cnt
 
 /* Node_var: */
 #define var_value    lnode
@@ -862,9 +861,6 @@ typedef struct exp_instruction {
 /* Op_func_call, Op_func */
 #define func_body       x.xn
 
-/* Op_func_call */
-#define tail_call	d.dl
-
 /* Op_subscript */
 #define sub_count       d.dl
 
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