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1.0.31.22: improved SAP-{REF,SET}-* for x86-64
[sbcl.git]
/
src
/
code
/
primordial-extensions.lisp
diff --git
a/src/code/primordial-extensions.lisp
b/src/code/primordial-extensions.lisp
index
e25ed15
..
2677f6c
100644
(file)
--- a/
src/code/primordial-extensions.lisp
+++ b/
src/code/primordial-extensions.lisp
@@
-145,7
+145,9
@@
(declare (inline ,fun))
(etypecase ,var
,@(loop for type in types
(declare (inline ,fun))
(etypecase ,var
,@(loop for type in types
- collect `(,type (,fun (the ,type ,var))))))))
+ ;; TRULY-THE allows transforms to take advantage of the type
+ ;; information without need for constraint propagation.
+ collect `(,type (,fun (truly-the ,type ,var))))))))
;;; Automate an idiom often found in macros:
;;; (LET ((FOO (GENSYM "FOO"))
;;; Automate an idiom often found in macros:
;;; (LET ((FOO (GENSYM "FOO"))