X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=NEWS;h=c41f93f31a38bd748e5a19704d4ee5efbb3dc7fb;hb=d5ec4e5681e0dbe44b3fbd5f35df9f9bde5ee337;hp=14d3cb349133e366e07654223a8058587e800ee0;hpb=b5f1bfd5090893a125ba7520fc2f30ad663b3af9;p=sbcl.git diff --git a/NEWS b/NEWS index 14d3cb3..c41f93f 100644 --- a/NEWS +++ b/NEWS @@ -1,5 +1,184 @@ ;;;; -*- coding: utf-8; fill-column: 78 -*- -changes relative to sbcl-1.0.46: +changes relative to sbcl-1.0.50: + * minor incompatible change: SB-BSD-SOCKET socket streams no longer + participate in SERVE-EVENT by default: pass :SERVE-EVENTS T to + MAKE-SOCKET-STREAM if using SERVE-EVENT. + * enhancement: added support for socket keepalive timeout intervals + and probe counts on Linux. + * enhancement: building 32-bit SBCL on Linux/x86-64 now works without a + chroot. (Use "SBCL_ARCH=x86 sh make.sh" to build.) + * enhancement: added new toplevel options --quit and --non-interactive + (lp#822712). + * enhancement: the Windows port of SBCL now builds and runs on Wine + (thanks to Anton Kovalenko). + * optimization: unsigned integer divisions by a constant are implemented + using multiplication (affects CEILING, FLOOR, TRUNCATE, MOD, and REM.) + * optimization: improved type-derivation for LOAD-TIME-VALUE. + * bug fix: correct RIP offset calculation in SSE comparison and shuffle + instructions. (lp#814688) + * bug fix: COERCE to unfinalized extended sequence classes now works. + (reported by Jan Moringen; lp#815155) + * bug fix: a compiler error during typecheck generation, reported by Eric + Marsden. (lp#816564) + * bug fix: obsolete instance protocol fires when shared slots are added + or removed. + * bug fix: fixed-format floating point printing with scaling factors. + (lp#811386) + * bug fix: using GCC >= 4.6 to build SBCL on x86 no longer breaks + backtraces. (lp#818460) + * bug fix: better backtraces for interrupted syscall frames on x86. + (lp#549673) + * bug fix: SSE comparison instructions can be disassembled even when one + operand is in memory. (lp#814702) + * bug fix: incomplete writes when not using SERVE-EVENTS. (lp#820599) + * bug fix: MULTIPLE-VALUE-BIND + VALUES -> LET conversion could lose derived + type information associated with the VALUES form. + * bug fix: broken warnings/errors for type-errors involving LOAD-TIME-VALUE + forms. (lp#823014) + * bug fix: OPEN :IF-EXISTS :APPEND now returns correct FILE-POSITION before + first write (lp#561642). + * bug fix: compiled closures from EVAL could not be DESCRIBEd. (lp#824974) + +changes in sbcl-1.0.50 relative to sbcl-1.0.49: + * enhancement: errors from FD handlers now provide a restart to remove + the offending handler. + * enhancement: SB-INTROSPECT:FIND-DEFINITION-SOURCE now works on structure + copiers as well. + * enhancement: location of user or system initialization file can now easily + be customized for saved cores. See: SB-EXT:*USERINIT-PATHNAME-FUNCTION* + and SB-EXT:*SYSINIT-PATHNAME-FUNCTION*. + * enhancement: SB-EXT:MAKE-THREAD accepts an argument list designator for + the thunk, as a keyword argument, :arguments. + * enhancement: constraint propagation is simplified (and sped up) when + COMPILATION-SPEED > SPEED. + * enhancement: SB-ALIEN exports alien type specifiers SIZE-T and OFF-T. + * enhancement: debugger understands &MORE arguments better. + * optimization: extracting bits of a single-float on x86-64 has been + optimized. (lp#555201) + * optimization: MAP and MAP-INTO are more efficient for non-simple vectors, + when (> SPEED SPACE). + * optimization: local call trampolines (x86 and x86-64) are emitted + inline. + * optimization: implicit value cells for dynamic-extent closed-over bindings + on x86 and x86-64 can hold unboxed values as well. + * meta-optimization: improved compilation speed, especially for large + functions. (lp#792363 and lp#394206) + * bug fix: bound derivation for floating point operations is now more + careful about rounding possibly closing open bounds. (lp#793771) + * bug fix: SB-POSIX:SYSCALL-ERROR's argument is now optional. (accidental + backwards incompatible change in 1.0.48.27) + * bug fix: occasional debugger errors in when a type-error occured in a + function with dynamic-extent &rest list. + * bug fix: &optional and &key supplied-p arguments in DEFSTRUCT + boa-construtors can be used to initialized structure slots. + * bug fix: FMAKUNBOUND removes the MACRO-FUNCTION, should one exist. + (lp#795705, regression) + * bug fix: DIRECTORY works better on logical pathnames. + * bug fix: RUN-PROGRAM no longer fails spuriously when argument strings + are of the order of ARRAY-TOTAL-SIZE-LIMIT. (lp#787237) + * bug fix: the compiler no longer constant-folds NaNs in + MAKE-{SINGLE,DOUBLE}-FLOAT. (lp#486812) + * bug fix: FORMAT now handles floating point rounding correct, eg. + (format nil "~,1F" 0.01) => "0.0" instead of "0.01" as previously. + (lp#308961) + * bug fix: style warning during lambda-list introspection of generic + functions with both optional and key argments. + * bug fix: regalloc doesn't barf on unused TNs due to type-directed constant + folding. (lp#729765) + * bug fix: Fixed an off-by-one in MAP-ALLOCATED-OBJECTS that might have caused + infinite loops. + +changes in sbcl-1.0.49 relative to sbcl-1.0.48: + * minor incompatible change: WITH-LOCKED-HASH-TABLE no longer disables + interrupts for its body. + * enhancement: source locations are now available for files loaded as + source, compile-time-too evaluation, and initialization files. + * enhancement: WITH-COMPILATION-UNIT :SOURCE-NAMESTRING allows providing + virtual source-file information, eg. overriding input-file of COMPILE-FILE + when a temporary file is used for compilation. + * enhancement: ASDF has been updated to version 2.015.3. + * enhancement: backtraces involving frames from the default evaluator are + more readable. + * enhancement: RUN-PROGRAM works with user-defined binary input and output + streams. + * enhancement: more informative compile-time warnings and runtime errors for + type-errors detected at compile-time. + * enhancement: deadlock detection for mutexes and spinlocks. + * enhancement: dynamic-extent for &rest lists stack allocate only their + spines, not their argumets. While portable code should not rely on this, + particularly in combination with inlining, it should make dynamic-extent + easier to use safely. + * enhancement: SB-POSIX improvements: + ** WNOHANG and WUNTRACED are exported. + ** SYSCALL-ERROR now also provides the name of the failing system call. + * enhancement: --script improvements: + ** errors on standard input, output, and error streams are handled and + cause scripts to exit silently, making them easier to use in shell + pipelines. + ** backtraces from scripts now go to standard error instead of the + terminal even if one is available. + ** --script can be an argument, causing the script to be loaded from + standard input. + * enhancement: MAKE-ALIEN-STRING provides an easy way to transport lisp + strings to foreign memory. + * enhancement: (SETF GC-LOGFILE) allows logging garbage collections to + a file, making it easier to understand heap dynamics. + * optimization: using a &REST argument only in APPLY or VALUES-LIST calls + allows the compiler to automatically elide rest-list allocation so long as + the call sites are in functions that the compiler knows cannot escape. + (lp#504575) + * optimization: CALL-NEXT-METHOD using explicit arguments is faster, + especially in safe code when none of the required arguments have changed + their identities. + * bug fix: blocking reads from FIFOs created by RUN-PROGRAM were + uninterruptible, as well as blocking reads from socket streams created + with for which :SERVE-EVENTS NIL. (regression from 1.0.42.43) + * bug fix: SET-SYNTAX-FROM-CHAR now removes dispatch-macro character syntax + from the to-char if the from-char is not a dispatch-macro character. + * bug fix: references to undefined variables in function calls that are + optimized away now signal a runtime error. (lp#722734) + * bug fix: miscompilation of MULTIPLE-VALUE-CALL when asserting derived + types from a function defined in the same file. (regression from + 1.0.43.57) + * bug fix: TRULY-THE forms are now macroexpandable and setf-expandable. + (lp#771673) + * bug fix: spurious errors during QUIT when standard streams were closed. + +changes in sbcl-1.0.48 relative to sbcl-1.0.47: + * incompatible change: SB!KERNEL:INSTANCE-LAMBDA, deprecated for over five + years, is now no longer supported. + * enhancement: read() and write() have been added to SB-POSIX. + * enhancement: types of DEFSTRUCT constructors are proclaimed more + accurately, allowing better typechecking of call-sites. + * enhancement: errors during compile-time-too processing (i.e. EVAL-WHEN) + are no longer caught. (reverted to pre 1.0.34 behaviour) + * optimization: slightly faster ISQRT. (lp#713343) + * bug fix: better support for Solaris /bin/sh in sh-based tests. + * bug fix: TRACE behaves better when attempting to trace undefined + functions. (lp#740717) + * bug fix: missed optimizations for (FUNCALL (LAMBDA ...) ...) in comparison + to (FUNCALL #'(LAMBDA ...) ...). + * bug fix: ((LAMBDA ...) ...) forms with invalid argument counts resulted in + a compile-time error. (lp#720382) + * bug fix: forms such as (FUNCALL (FUNCTION NAME OOPS) ...) were compiled + without complaints. + * bug fix: less verbose source forms for functions from EVAL. (lp#747485) + * bug fix: sense of SLOT-BOUNDP-USING-CLASS was inverted in a MAKE-INSTANCE + optimization. (regression from 1.0.45.18/1.0.46.15) + * bug fix: package locks did not protects against compile-time side-effects + of DEFUN. (lp#675584) + * bug fix: --dynamic-space-size argument is validated more carefully. + (lp#721457) + * bug fix: memory fault from printing a malformed simple-condition. + (lp#705690) + * bug fix: redefining classes so that slot-definition classes change now + engages the obsolete instance protocol. (lp#766271) + * bug fix: constant improper lists could break source coverage recording. + (lp#767959) + * bug fix: compiling calls to eg. MEMBER with massive constant list arguments + could exhaust stack. + +changes in sbcl-1.0.47 relative to sbcl-1.0.46: * bug fix: fix mach port rights leaks in mach exception handling code on darwin/x86 and /x86-64. (thanks to Willem Oudshoorn for motivation and the initial patch) @@ -40,6 +219,7 @@ changes relative to sbcl-1.0.46: variable reference to refer to a variable not in scope, causing an error during physical environment analysis when attempting to close over the variable. (lp#551227) + * bug fix: SIMPLE-CONDITION :FORMAT-CONTROL defaults to NIL. changes in sbcl-1.0.46 relative to sbcl-1.0.45: * enhancement: largefile support on Solaris.