X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=NEWS;h=34505a7c6355c5f8afdd1031475d04401aaff613;hb=50f728671defadb8f7b1e8691c984cb0e6aba17c;hp=1fbab304f2162286eabbf583a7e147eb74f86cd6;hpb=8922e16df316133288d46695ff2d7596c397a6a0;p=sbcl.git diff --git a/NEWS b/NEWS index 1fbab30..34505a7 100644 --- a/NEWS +++ b/NEWS @@ -1502,6 +1502,19 @@ changes in sbcl-0.7.12 relative to sbcl-0.7.11: ** CONSTANTP now returns true for all self-evaluating objects. changes in sbcl-0.7.13 relative to sbcl-0.7.12: + * incompatible packaging change: in line with Unix convention, + SBCL now looks for its core file in /usr/{local/,}lib/sbcl/sbcl.core + if it's not in $SBCL_HOME. It also sets SBCL_HOME to match. + * REQUIRE and PROVIDE are now optionally capable of doing something + useful. See the documentation string for REQUIRE. + * infrastructure for a managed SBCL contrib system: contributed + modules in this release include: + ** the ASDF system definition facility; + ** an interface to the BSD Sockets API; + ** an ACL-like convenience interface to the repl; + (thanks to Kevin Rosenberg) + ** an implementation of ROTATE-BYTE, with efficient implementation + on x86 hardware; * fixed a bug in LOG, so that LOG of a rational argument near 1 now gives a closer approximation to the right answer than previously. (thanks to Raymond Toy) @@ -1516,12 +1529,113 @@ changes in sbcl-0.7.13 relative to sbcl-0.7.12: COMPILE or FUNCTION. * fixed a bug in DEFSTRUCT: predicates for :NAMED structures with :TYPE will no longer signal errors on innocuous objects. + * fixed bug 231b: SETQ is better at respecting type declarations in + the lexical environment. + * fixed a bug in DEFCLASS: classes named by symbols with no or + unprintable packages can now be defined. + * fixed a bug in RESTART-BIND: The :TEST-FUNCTION option had been + carelessly renamed to :TEST-FUN. (thanks to Robert E. Brown) + * fixed compiler failure related to checking types of functions. + (reported by Robert E. Brown) + * the compiler is now much more consistent in its error-checking + treatment of bounding index arguments to sequence functions: in + (SAFETY 3) code, errors will be signalled in almost all cases if + invalid sequence bounding indices are passed to functions defined + by ANSI to operate on sequences. + * fixed a bug in the build procedure: documentation of SBCL-specific + packages is now preserved and available in the final Lisp image. + * lifted FDEFINITION lookup out of loops in the implementation of + many list operations. (thanks to Robert E. Brown) + * fixed a bug in the reader: the #n# reader macro now works for + objects of type STANDARD-OBJECT. (reported by Tony Martinez) + * the compiler is now aware that SYMBOL-FUNCTION returns a FUNCTION + and that READ-DELIMITED-LIST returns a LIST. (thanks to Robert + E. Brown and Tony Martinez respectively) + * PCL is now smarter about SLOT-VALUE, (SETF SLOT-VALUE) and + SLOT-BOUNDP: in particular, it is now able to optimize them much + better, and is now not vulnerable to having packages renamed. + Furthermore, a compliance bug has been fixed: SLOT-MISSING is now + always called when a slot is not present in an instance. (thanks + to Gerd Moellmann) + * fixed a bug related to CONCATENATED-STREAMs: PEEK-CHAR will no + longer signal an error on unreading a character following EOF on + the previous constituent stream. (thanks to Tony Martinez) * fixed some bugs revealed by Paul Dietz' test suite: ** ARRAY-IN-BOUNDS-P now allows arbitrary integers as arguments, not just nonnegative fixnums; ** the logical bit-array operators such as BIT-AND now accept an explicit NIL for their "opt-arg" argument (to indicate a freshly-consed result bit-array); + ** ELT now signals an error on an invalid sequence index in safe + code; + ** the type system is now cleverer about negations of numeric + types, and consequently understands the BIGNUM and RATIO types + better; + ** the type system is now cleverer about the interaction between + INTEGER and RATIO types: while bugs still remain, many more + cases are accurately computed; + ** in TYPECASE, OTHERWISE now only introduces an otherwise-clause + if it is in the last clause; + ** CONSTANTLY now correctly returns a side-effect-free function in + all cases; + ** DECLARE is no longer treated as a special-operator; in + particular, SPECIAL-OPERATOR-P no longer returns T for DECLARE; + * incremented fasl file version number due to the change in the + DEFSTRUCT-SLOT-DESCRIPTION structure. + +changes in sbcl-0.7.14 relative to sbcl-0.7.13: + * a better implementation of SXHASH on (simple) bit vectors, + measured both in execution speed and in distribution of results + over the positive fixnums, has been installed. Likewise, a better + implementation of EQUAL for simple bit vectors is now available. + * fixed CEILING optimization for a divisor of form 2^k. + * fixed bug 240 (emitting extra style warnings "using the lexical + binding of the symbol *XXX*" for &OPTIONAL arguments). (reported + by Antonio Martinez) + * fixed SXHASH, giving different results for NIL depending on type + declarations (SYMBOL or LIST). (thanks to Gerd Moellmann) + * fixed bug in DEFPARAMETER and DEFVAR: they could assign a lexical + variable. (found by Rolf Wester) + * SBCL does not ignore type declarations for special + variables. (reported by rif on c.l.l 2003-03-05) + * some bug fixes in contrib/sb-aclrepl/ + * fixed some bugs revealed by Paul Dietz' test suite: + ** a bug in the CONS type specifier, whereby the CAR and CDR + types got intertwined, has been fixed; + ** the type system is now able to reason about the interaction + between INTEGER and RATIO types more completely; + ** APPEND, [N]REVERSE and NRECONC check that those their + arguments, which must be proper lists, are really so; + ** An array specialized to be unable to hold elements has been + implemented, as required -- yes, really -- by ANSI; + ** GETF and GET-PROPERTIES throw a TYPE-ERROR, not a SIMPLE-ERROR, + on malformed property lists; + +changes in sbcl-0.8.0 relative to sbcl-0.7.14 + * the old distinction between CL:CLASS objects and SB-PCL:CLASS + objects has been removed. The return value from CL:FIND-CLASS is + now a CLOS class, and likewise that of CL:CLASS-OF; + CL:BUILT-IN-CLASS, CL:STRUCTURE-CLASS and CL:STANDARD-CLASS name + CLOS classes. + * an interface to the MetaObject Protocol, as described in Kiczales, + des Rivieres and Bobrow's "The Art of the Metaobject Protocol", + MIT Press, 1991, is available from the SB-MOP package. + * incompatible change: the SB-PCL package should now be considered a + private implementation detail, and no longer a semi-private MOP + interface. + * known functions, which cannot be open coded by backend, are + considered to be able to check types of their arguments. + (reported by Nathan J. Froyd) + * fixed a bug in computing method discriminating functions: it is + now possible to define methods specialized on classes which have + forward-referenced superclasses. (thanks to Gerd Moellmann) + * fixed evaluation order in optional entries. (reported by Gilbert + Baumann) + * SB-MOP:ENSURE-CLASS-USING-CLASS now takes its arguments in the + specified-by-AMOP order of (CLASS NAME &REST ARGS &KEY). + * fixed some bugs revealed by Paul Dietz' test suite: + ** COPY-ALIST now signals an error if its argument is a dotted + list; planned incompatible changes in 0.7.x: * (not done yet, but planned:) When the profiling interface settles