From 393e577d31607c7cd2a2e953c185229083d96c2c Mon Sep 17 00:00:00 2001
From: charliesome <charliesome@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 28 Oct 2013 00:31:07 +0000
Subject: [PATCH] * vm.c: vm_clear_all_cache is not necessary now we use a 64
 bit counter   for global state version.

* vm_insnhelper.h: ruby_vm_global_state_version overflow is unnecessary

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43444 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog       |  7 +++++++
 vm.c            | 16 ----------------
 vm_insnhelper.h |  2 --
 3 files changed, 7 insertions(+), 18 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 5ce9b1e82c..875ea68f7f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Mon Oct 28 09:29:00 2013  Charlie Somerville  <charliesome@ruby-lang.org>
+
+	* vm.c: vm_clear_all_cache is not necessary now we use a 64 bit counter
+	  for global state version.
+
+	* vm_insnhelper.h: ruby_vm_global_state_version overflow is unnecessary
+
 Mon Oct 28 07:47:32 2013  Aman Gupta <ruby@tmm1.net>
 
 	* vm_backtrace.c (rb_profile_frame_classpath): do not use rb_inspect
diff --git a/vm.c b/vm.c
index acae935446..80e13de1bd 100644
--- a/vm.c
+++ b/vm.c
@@ -106,22 +106,6 @@ rb_event_flag_t ruby_vm_event_flags;
 
 static void thread_free(void *ptr);
 
-static void
-vm_clear_all_inline_method_cache(void)
-{
-    /* TODO: Clear all inline cache entries in all iseqs.
-             How to iterate all iseqs in sweep phase?
-             rb_objspace_each_objects() doesn't work at sweep phase.
-     */
-}
-
-static void
-vm_clear_all_cache()
-{
-    vm_clear_all_inline_method_cache();
-    ruby_vm_global_state_version = 1;
-}
-
 void
 rb_vm_inc_const_missing_count(void)
 {
diff --git a/vm_insnhelper.h b/vm_insnhelper.h
index 73e88e5a42..1c0d046587 100644
--- a/vm_insnhelper.h
+++ b/vm_insnhelper.h
@@ -263,9 +263,7 @@ enum vm_regan_acttype {
 #define GET_VM_STATE_VERSION() (ruby_vm_global_state_version)
 #define INC_VM_STATE_VERSION() do { \
     ruby_vm_global_state_version = (ruby_vm_global_state_version + 1); \
-    if (ruby_vm_global_state_version == 0) vm_clear_all_cache(); \
 } while (0)
-static void vm_clear_all_cache(void);
 
 static VALUE make_no_method_exception(VALUE exc, const char *format,
 				      VALUE obj, int argc, const VALUE *argv);