teach IR1-TRANSFORM-TYPE-PREDICATE about alien types

[sbcl.git] / NEWS

diff --git a/NEWS b/NEWS
index 678758b..75b9204 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -3,8 +3,11 @@ changes relative to sbcl-1.0.56:
   * enhancement: GENCGC reclaims space more aggressively when objects being
     allocated are a large fraction of the total available heap space.
     (lp#936304)
+  * enhancement: backtraces show the correct number of arguments for frames
+    called with too many arguments.
   * optimization: fewer uses of full calls to signed modular functions.
     (lp#903821)
+  * optimization: typechecking alien values is typically 5 x faster.
   * bug fix: fixed disassembly of some SSE instructions on x86-64.
   * bug fix: SB-SIMPLE-STREAMS signals an error for bogus :CLASS arguments in
     OPEN. (lp#969352, thanks to Kambiz Darabi)