From: Matt Birkholz <puck@birchwood-abbey.net>
Date: Tue, 21 Jul 2015 07:38:38 +0000 (-0700)
Subject: Make obstack.o state thread-local.
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=7424231cead869be0bf89ecc6d7f64716dc09014;p=mit-scheme.git

Make obstack.o state thread-local.
---

diff --git a/src/microcode/obstack.c b/src/microcode/obstack.c
index 74a67e347..189d05a1c 100644
--- a/src/microcode/obstack.c
+++ b/src/microcode/obstack.c
@@ -47,7 +47,7 @@ union fooround {long x; double d;};
 /* The non-GNU-C macros copy the obstack into this global variable
    to avoid multiple evaluation.  */
 
-struct obstack *_obstack;
+__thread struct obstack *_obstack;
 
 /* Initialize an obstack H for use.  Specify chunk size SIZE (0 means default).
    Objects start on multiples of ALIGNMENT (0 means use default).