1.0.23.53: FORMAT performance tweaking 2

[sbcl.git] / NEWS

diff --git a/NEWS b/NEWS
index e826d51..0030620 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -4,6 +4,9 @@
   * new feature: the system now signals a continuable error if standard
     readtable modification is attempted.
   * optimization: faster generic arithmetic dispatch on x86 and x86-64.
+  * optimization: FORMAT ~D and ~F are now approximately 5% faster.
+  * tradeoff: constant FORMAT control strings are now compiled unless
+    SPACE > SPEED (previously only when SPEED > SPACE.)
   * bug fix: Red Hat Enterprise 3 mmap randomization workaround. (thanks
     to Thomas Burdick)
   * bug fix: DEFCLASS and ENSURE-CLASS-USING-CLASS are now expected to