X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=NEWS;h=bfa565a799178d06a6795103a1c5bfd7b96e97b8;hb=f12f2c5a8ae794dc414dd6a42e0b25740d576aa1;hp=c142eb1b609825ac3affaef3af4662107631efea;hpb=ae47ad0774edd8cb376772ae7e615428295f979e;p=sbcl.git diff --git a/NEWS b/NEWS index c142eb1..bfa565a 100644 --- a/NEWS +++ b/NEWS @@ -1,4 +1,274 @@ -changes in sbcl-0.8.22 relative to sbcl-0.8.21: +;;;; -*- coding: utf-8; -*- +changes in sbcl-0.9.5 relative to sbcl-0.9.4: + * added support for the following external formats: koi8-u, + x-mac-cyrillic, cp437, cp850, cp852, cp855, cp857, cp860, cp861, + cp862, cp863, cp864, cp865, cp866, cp869, cp874, iso-8859-2, + iso-8859-3, iso-8859-4, iso-8859-5, iso-8859-6, iso-8859-7, + iso-8859-8, iso-8859-9, iso-8859-10, iso-8859-11, iso-8859-13, + iso-8859-14, cp1250, cp1251, cp1252, cp1253, cp1254, + cp1255,cp1256, cp1257, cp1258 (contributed by Ivan Boldyrev) + * incompatible change: a threaded SBCL will no longer revert to + non-threaded mode on non-NPTL systems, but refuse to start entirely. + * bug fix: interrupts are disabled until startup is complete; no + more sigsegvs when receiving a signal to soon + * optimization: Faster 32-bit SB-ROTATE-BYTE:ROTATE-BYTE on non-x86/ppc + platforms + * bug fix: add a workaround for the memory randomization features in + Linux kernels >= 2.6.12 that interfere with SBCL's memory maps. This + workaround will only be in effect on systems with the proc filesystem + mounted. + * bug fix: printing objects of type HASH-TABLE signals a + PRINT-NOT-READABLE error when *READ-EVAL* is NIL. (reported by + Faré Rideau) + * bug fix: GET-INTERNAL-REAL-TIME now works even for processes that + have been running for over 50 days. (reported by Gilbert Baumann) + * bug fix: the logic for getting names of functions gets less + confused when confronded with alternate-metaclass + funcallable-instances. (reported by Cyrus Harmon) + * threads + ** bug fix: parent thread now can be gc'ed even with a live + child thread + ** bug fix: binding a special with PROGV to no value is not + the same as that symbol not having been bound (thanks to + Hannu Koivisto) + ** bug fix: binding specials is thread safe (thanks to + Hannu Koivisto) + ** bug fix: interrupt handlers are now per-process, RUN-PROGRAM + and SB-SPROF do not die with 'no handler for signal XX in + interrupt_handle_now(..)' anymore + ** bug fix: WITH-TIMEOUT works with multiple running threads + * fixed some bugs revealed by Paul Dietz' test suite: + ** ENSURE-GENERIC-FUNCTION should take a method class object for + the :method-class keyword argument. + +changes in sbcl-0.9.4 relative to sbcl-0.9.3: + * new port: the Solaris operating system on x86 processors is now + mostly supported, though some rough edges in the environment + remain. (thanks to Daisuke Homma) + * enhancement: SBCL on MIPS platforms now has a much larger dynamic + space for its heap. (thanks to Thiemo Seufer) + * optimization: SBCL on MIPS platforms now supports dynamic-extent + closures. (thanks to Thiemo Seufer) + * minor incompatible change: eof selects abort in the debugger. + * minor incompatible change: *INVOKE-DEBUGGER-HOOK* is run before + *DEBUGGER-HOOK* => *DEBUGGER-HOOK* is not run when the debugger + is disabled. + * minor incompatible change: SB-KERNEL:INSTANCE-LAMBDA is + deprecated, and will go away in a future revision of SBCL. + * minor incompatible change: GC-ON and GC-OFF are no longer + implemented with a counter, it does not matter how many times gc + is switched on or off + * bug fix: discriminating functions for generic function classes + with non-standard methods for COMPUTE-APPLICABLE-METHODS no longer + make invalid assumptions about method precedence order. (reported + by Bruno Haible) + * bug fix: TRUNCATE now correctly signals division by zero on MIPS + platforms. (thanks to Thiemo Seufer) + * bug fix: degree sign () could not be encoded in KOI8-R. + * bug fix: correct pathname printing with printer escaping is on. + (thanks to Kevin Reid) + * bug fix: complex VOP definitions in "user-space" no longer trigger + package locks. (reported by Zach Beane) + * fixed bug 343: SB-KERNEL:INSTANCE-LAMBDA is no longer necessary + for funcallable-instance functions, and is no different from + regular LAMBDA. + * bug fix: PARSE-INTEGER no longer depends on the whitespaceness of + characters in the current readtable. (reported by Nicholas Neuss) + * bug fix: SUBTYPEP on various CONS types returns more a more + accurate acknowledgment of its certainty. + * optimizations: REMOVE-DUPLICATES now runs in linear time on + lists in some cases. This partially fixes bug 384. + * flush all standard streams before prompting in the REPL and the + debugger. + * bug fix: signal handling and triggering gc do not conflict + directly anymore, in particular a high frequency sb-sprof does + not prevent gc from running + * bug fix: DECODE-UNIVERSAL-TIME now uses a more reasonable + approximation for timezone and DST information between the + universal time epoch and the smallest negative 32-bit time_t. + * bug fix: ENCODE-UNIVERSAL-TIME no longer errors when passed the + year 1899 so long as the encoded time is non-negative. + * bug fix: on the x86 platform, SB-ROTATE-BYTE:ROTATE-BYTE returns + the correct answer for non-constant rotate amounts when performing + an inline 32-bit rotation. + * threads + ** bug fix: RELEASE-FOREGROUND doesn't choke on session lock if + there is only one thread in the session + ** bug fix: memory leak for streams created in one thread and + written to in another + ** bug fix: lockup when compiled with gcc4 + ** bug fix: race that allows the gc to be triggered when gc is + inhibited + ** bug fix: one less memory fault in INTERRUPT-THREAD, again + ** bug fix: gc and INTERRUPT-THREAD don't hang when the RT signal + queue is full + ** bug fix: finished threads are gc'ed properly + * fixed some bugs revealed by Paul Dietz' test suite: + ** CALL-NEXT-METHOD signals an error (in safe code) when the call + has arguments with a different set of applicable methods from + the orignal arguments. + ** The type error thrown by MAP now has a correct expected-type + cell. + ** DISASSEMBLE now throws a TYPE-ERROR when its argument does not + name a compiled function. + ** Three MISC tests where a large bignum was improperly coerced to + a float that couldn't represent that bignum during type + derivation were fixed. + ** SUBTYPEP can now handle types involving the negation of a + list-form FUNCTION type. + ** SUBTYPEP also now handles certain COMPLEX type specifiers such + as (COMPLEX (AND RATIO (NOT FIXNUM))). + ** READ-BYTE and WRITE-BYTE no longer take stream designators. + +changes in sbcl-0.9.3 relative to sbcl-0.9.2: + * New feature: Experimental support for bivalent streams: streams + opened with :element-type :default now allow character and binary + (unsigned-byte 8) I/O + * Support for the koi8-r external format. (thanks to Ivan Boldyrev) + * Bug fix: OPEN no longer fails when *PRINT-READABLY* is T. (thanks + to Zach Beane) + * bug fix: no more highly sporadic "couldn't check whether ~S is + readable" when reading a stream and an interrupt hits in the middle + of a select system call + * compiler better recognizes complex arrays (reported by Eduardo + Muñoz) + * bug fix: out-of-line SB-SYS:FOREIGN-SYMBOL-ADDRESS did not work + for variables on SBCL built with linkage-tables. (reported by Luis + Oliveira) + * various error reporting improvements. + * optimizations: LOGNOR on fixnums is improved in the MIPS backend. + (Thanks to Thiemo Seufer) + * bug fix: nested reader invokations work correctly + * bug fix: it is possible to have simultaneous references to foreign + code and foreign data with the same name. + * threads + ** added x86-64 support + ** incompatible change: the threading api now works with thread + objects instead of thread ids + ** bug fix: threads are protected from signals and interruption when + starting up or going down + ** bug fix: a race where an exiting thread could lose its stack to gc + ** bug fix: don't halt on infinite error in threads if possible + ** fixed numerous gc deadlocks introduced in the pthread merge + ** bug fix: fixed thread safety issues in read and print + ** bug fix: debugger doesn't hang on session lock if interrupted at + an inappropriate moment + ** bug fix: run-program is now thread safe(r) + ** bug fix: inner with-recursive-lock no longer releases the mutex + * fixed a bug in (DECODE-UNIVERSAL-TIME 0) (reported by Paul Dietz) + * fixed some bugs revealed by Paul Dietz' test suite: + ** TYPE-ERRORs from signalled by COERCE now have DATUM and + EXPECTED-TYPE slots filled. + ** MULTIPLE-VALUE-SETQ always returns the primary value of the + values form. + ** MAKE-CONDITION accepts classes as type-designators. + ** COMPILE may never return NIL. + ** ENCODE-UNIVERSAL-TIME now guards against times out of Unix's + range before calling Unix time functions + +changes in sbcl-0.9.2 relative to sbcl-0.9.1: + * numerous signal handling fixes to increase stability + * Support for EUC-JP external format. (thanks to NIIMI Satoshi) + * minor incompatible change: we now correctly canonize default + initargs, making them be a list of (INITARG INITFORM INITFUNCTION) + as per the MOP, rather than the historical (INITARG INITFUNCTION + INITFORM). (reported by Bruno Haible) + * new feature: WITH-COMPILATION-UNIT now accepts a non-standard + :SOURCE-PLIST option. See (DOCUMENTATION #'WITH-COMPILATION-UNIT T) + for more information. + * TRUENAME and PROBE-FILE now correctly resolve symlinks even if the + pathname is a directory pathname. + * SB-SPROF now works (more) reliably on non-GENCGC platforms. + * dynamic space size on PPC has been increased to 768Mb. (thanks to + Cyrus Harmon) + * SB-MOP:ENSURE-CLASS-USING-CLASS now accepts a class as the + :METACLASS argument in addition to a class name. (reported by + Bruno Haible for CMUCL, patch for CMUCL by Gerd Moellmann) + * RESTART-CASE can now be wrapped around CALL-METHOD forms. + (reported by Bruno Haible; patch from Gerd Moellmann) + * bug fix: sbcl runtime can now be compiled with gcc4 (thanks to + Sascha Wilde) + * bug fix: more cleanups to the floating point exception handling on + x86-64 (thanks to James Knight) + * bug fix: the compiler does not try to constant fold calls of + COERCE and BIT-* functions when they return freshly constructed + objects. (reported by Nikodemus Siivola and Paul Dietz) + * optimization: improved the MIPS versions of generic (in the + generic sense) arithmetic routines. (thanks to Thiemo Seufer) + * optimization: direct conversion of (unsigned-byte 32) to floats on + the PowerPC platform. + * optimization: structure instances with raw slots now use less + memory, and probably show better memory locality. (thanks to + David Lichteblau) + * optimization: DYNAMIC-EXTENT declarations for lists and closures + are treated as requests for stack allocation on the x86-64, + Alpha-32, PPC and SPARC platforms. + * contrib improvement: it's harder to cause SOCKET-CLOSE to close() + the wrong file descriptor; implementation of SOCKET-OPEN-P. + (thanks to Tony Martinez) + * threads + ** gcing a dead thread can no longer lead to lockups + ** threads block signals until they are set up properly + ** errno is no longer shared by threads + ** interrupt-thread restores the eflags register on x86 + ** fixed some lockups due to gc/thread interaction + * fixed some bugs revealed by Paul Dietz' test suite: + ** invalid dotted lists no longer raise a read error when + *READ-SUPPRESS* is T + ** signal an error if a symbol that names a declaration is used + as the name of a type, or vice versa + ** allow using the (declare (typespec var*)) abbreviation for + (declare (type typespec var*)) with all type specifiers + ** circularity detection works properly with PPRINT-LOGICAL-BLOCK + ** always return NIL from PPRINT-POP when OBJECT is NIL + ** don't signal errors when pretty-printing malformed LABELS, + FLET or MACROLET forms + ** declarations in a DOLIST body are also in scope for the + DOLIST return-form + ** COMPILE-FILE accepts all pathname designators as INPUT-FILE + and OUTPUT-FILE + ** the ELEMENT-TYPE keyword argument to WITH-OUTPUT-STREAM is + always evaluated + +changes in sbcl-0.9.1 relative to sbcl-0.9.0: + * fixed cross-compiler leakages that prevented building a 32-bit + target with a 64-bit host compiler. + * fixed a bug in CLOSE :ABORT T: no longer attempts to remove files + opened with :IF-EXISTS :OVERWRITE. + * fixed bug 281: error for an invalid qualifier in a short-form method + combination method is not signalled until the faulty method is called. + * bug fix: iteration variable type inferrer failed to deal with open + intervals. (reported by Alan Shields) + * bug fix: dynamically loading (via LOAD-SHARED-OBJECT or similar) + "frameworks" on Mac OS X no longer causes an EXC_BAD_ACCESS if two + or more runtime options were provided to the sbcl binary. + * compiled code is not steppable if COMPILATION-SPEED >= DEBUG. + * contrib improvement: implement SB-POSIX:MKSTEMP (Yannick Gingras) + * optimization: there's now a fast-path for fixnum arguments in the + generic subtraction routines on x86/x86-64. (Thanks to Lutz Euler) + * optimization: the code generated on x86-64 is more compact thanks + to not outputting unneccessary prefix bytes. (Thanks to Lutz Euler) + * bug fix: floating-point exception handling now partly works on + x86-64. (Thanks to James Knight) + * improvement to the MIPS backend from Thiemo Seufer: C-style + 64-bit long long arguments and return values to alien functions + are now supported. + * fixed some bugs revealed by Paul Dietz' test suite: + ** the type-error signalled from WARN has a filled-in DATUM slot. + ** the type-error required when a stream is not associated with + a file has the stream as its datum. + ** type-errors on single-floats on x86-64 no longer have + :INVALID-OBJECT as the datum + ** the type-errors signalled for invalid function names now have + a correct expected type + ** (SETF (DOCUMENTATION ... 'STRUCTURE)) no longer signals an error + for structures defined with a :TYPE. Documentation strings for + typed structures are no longer immediately discarded + ** FILE-STRING-LENGTH and STREAM-EXTERNAL-FORMAT now work on + broadcast streams and synonym streams. FILE-LENGTH now also works + on broadcast streams. + +changes in sbcl-0.9.0 relative to sbcl-0.8.21: * incompatible change: the --noprogrammer option, deprecated since version 0.7.5, has been removed. Please use the equivalent --disable-debugger option instead. @@ -53,6 +323,13 @@ changes in sbcl-0.8.22 relative to sbcl-0.8.21: * bug fix: redefining a class definition which failed due to a previous accessor / function clash now works (but see BUGS entry #380 for more problems in this area). (thanks to Zach Beane) + * the long form of DEFINE-METHOD-COMBINATION disables method group + checking when given a single method group with pattern *. (thanks + to Wendall Marvel) + * on x86 compiler supports stack allocation of results of simple + calls of MAKE-ARRAY, bound to variables, declared DYNAMIC-EXTENT. + * support for building and running on Mac OS X 10.4 "Tiger" has been added + ** Binaries built on Tiger will not run on 10.2 "Jaguar" currently * fixed some bugs related to Unicode integration: ** the restarts for recovering from input and output encoding errors only appear when there is in fact such an error to