From a1a9aa656a71d813d2a0d9c4bd3babc3e1badf42 Mon Sep 17 00:00:00 2001
From: Douglas Katzman <dougk@google.com>
Date: Fri, 4 Aug 2017 10:12:55 -0400
Subject: [PATCH] Revert "freeze MUTEX"

It breaks https://github.com/binghe/portable-threads and dependents
---
 src/code/early-thread.lisp | 2 --
 1 file changed, 2 deletions(-)

diff --git a/src/code/early-thread.lisp b/src/code/early-thread.lisp
index 3ecaaec16..faafc6061 100644
--- a/src/code/early-thread.lisp
+++ b/src/code/early-thread.lisp
@@ -41,5 +41,3 @@ in future versions."
   (%owner nil :type (or null thread))
   #!+(and sb-thread sb-futex)
   (state    0 :type fixnum))
-
-(declaim (sb!ext:freeze-type mutex))
-- 
2.11.4.GIT