From 5ede25c40f984342b3a6ed8243612331a34f3214 Mon Sep 17 00:00:00 2001
From: dearblue <dearblue@users.osdn.me>
Date: Sun, 31 Jan 2021 17:22:27 +0900
Subject: Remove unnecessary configuration macros; ref #5060

The following macros will be removed:
- `ENSURE_STACK_INIT_SIZE`
- `RESCUE_STACK_INIT_SIZE`
- `MRB_ECALL_DEPTH_MAX`
---
 src/vm.c | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/src/vm.c b/src/vm.c
index 72bcafd41..07f2e7039 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -39,14 +39,6 @@ void abort(void);
 #define STACK_INIT_SIZE 128
 #define CALLINFO_INIT_SIZE 32
 
-#ifndef ENSURE_STACK_INIT_SIZE
-#define ENSURE_STACK_INIT_SIZE 16
-#endif
-
-#ifndef RESCUE_STACK_INIT_SIZE
-#define RESCUE_STACK_INIT_SIZE 16
-#endif
-
 /* Define amount of linear stack growth. */
 #ifndef MRB_STACK_GROWTH
 #define MRB_STACK_GROWTH 128
@@ -57,11 +49,6 @@ void abort(void);
 #define MRB_FUNCALL_DEPTH_MAX 512
 #endif
 
-/* Maximum depth of ecall() recursion. */
-#ifndef MRB_ECALL_DEPTH_MAX
-#define MRB_ECALL_DEPTH_MAX 512
-#endif
-
 /* Maximum stack depth. Should be set lower on memory constrained systems.
 The value below allows about 60000 recursive calls in the simplest case. */
 #ifndef MRB_STACK_MAX
-- 
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