X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fknownfun.lisp;h=54d71e4770c6e447a0647a980775f0ec4a6da173;hb=91392754bf1d241cd6913c728268caf18eae1485;hp=78433e06e66387ab08a69364beac06e3bea07064;hpb=b8fe7c0afeb9901091ce781ba351d0513f2ee86d;p=sbcl.git

diff --git a/src/compiler/knownfun.lisp b/src/compiler/knownfun.lisp
index 78433e0..54d71e4 100644
--- a/src/compiler/knownfun.lisp
+++ b/src/compiler/knownfun.lisp
@@ -51,7 +51,10 @@
   ;; may be eliminated if value is unused. The function has no side
   ;; effects except possibly cons. If a function might signal errors,
   ;; then it is not flushable even if it is movable, foldable or
-  ;; unsafely-flushable. Implies UNSAFELY-FLUSHABLE.
+  ;; unsafely-flushable. Implies UNSAFELY-FLUSHABLE. (In safe code
+  ;; type checking of arguments is always performed by the caller, so
+  ;; a function which SHOULD signal an error if arguments are not of
+  ;; declared types may be FLUSHABLE.)
   flushable
   ;; unsafe call may be eliminated if value is unused. The function
   ;; has no side effects except possibly cons and signalling an error