1.0.7.19: SB-EXT:COMPARE-AND-SWAP

[sbcl.git] / NEWS

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 ;;;; -*- coding: utf-8; -*-
 changes in sbcl-1.0.8 relative to sbcl-1.0.7:
+  * enhancement: experimental macro SB-EXT:COMPARE-AND-SWAP provides
+    atomic compare-and-swap operations on threaded platforms.
   * enhancement: experimental function SB-EXT:RESTRICT-COMPILER-POLICY
     allows assining a global minimum value to optimization qualities
     (overriding proclamations and declarations).