X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=NEWS;h=3dcd72322170925e00a5200a8b9ddfc6cf0d2fba;hb=7044d862b9d82dc086b2ccb59dc4b372cd731b4e;hp=adf8eaf91cbe5a23bc114319474e468576696857;hpb=5e55f426de8fa579a0d6cfbfb3ac5433d530d3c9;p=sbcl.git diff --git a/NEWS b/NEWS index adf8eaf..3dcd723 100644 --- a/NEWS +++ b/NEWS @@ -1,11 +1,146 @@ ;;;; -*- coding: utf-8; fill-column: 78 -*- -changes relative to sbcl-1.0.35: +changes relative to sbcl-1.0.36: + * INCOMPATIBLE CHANGE: the SB-QUEUE contrib was merged into the + SB-CONCURRENCY contrib module. + * new contrib: SB-CONCURRENCY is a new contrib; it's supposed to contain + additional data structures and tools for concurrent programming; at the + moment it contains a lock-free queue, and a lock-free mailbox + implementation. + * new feature: added SB-THREAD:TRY-SEMAPHORE, a non-blocking variant of + SB-THREAD:WAIT-ON-SEMAPHORE. + * new feature: SB-EXT:ATOMIC-DECF has been added as a companion to + SB-EXT:ATOMIC-INCF. + * new feature: a CANCEL-DEADLINE is associated with DEADLINE-TIMEOUT + conditions to defer the deadline for forever. + * enhancement: *STANDARD-OUTPUT*, *STANDARD-INPUT*, and *ERROR-OUTPUT* are + now bivalent. + * enhancement: errors from NO-APPLICABLE-METHOD and + NO-PRIMARY-METHOD now have a RETRY restart available to retry the + generic function call. + * enhancement: SB-BSD-SOCKET improvements + ** sockets and socket streams now have a more informative printed + representation based on the corresponding SOCKET-NAME and + SOCKET-PEERNAME. + ** SOCKET-MAKE-STREAM once more supports the :AUTO-CLOSE option. + (lp#540413) + * improvements to the instrumenting profiler + ** new feature: report per-function GC overhead. (thanks to John Fremlin) + ** optimization: counters no longer use locks for the overflow mode. + ** bug fix: whenever a profiling counter wrapped into overflow mode, it + incurred an off-by-one miscount. + * bug fix: correct restart text for the continuable error in MAKE-PACKAGE. + * bug fix: a rare case of startup-time page table corruption. + * bug fix: a semaphore with multiple waiters and some of them unwinding due + to timeouts could be left in an inconsistent state. + * bug fix: fix typo in "Reporting Bugs" section of the manual (lp#520366) + * bug fix: misoptimization of multiplication by one in + (SB-C::FLOAT-ACCURACY 0) policies. + * bug fix: miscounts in SB-PROFILE. + +changes in sbcl-1.0.37 relative to sbcl-1.0.36: + * enhancement: Backtrace from THROW to uncaught tag on x86oids now shows + stack frame thrown from. + * enhancement: WITH-COMPILATION-UNIT :POLICY allows restricting changes to + compiler optimization qualities inside dynamic extent of its body. + * enhancement: LOAD-LOGICAL-PATHNAME-TRANSLATIONS can be used to load + translations from SYS:SITE;.TRANSLATIONS.NEWEST (thanks to Michael + Weber) + * optimization: SLOT-VALUE and (SETF SLOT-VALUE) take advantage of + constraint propgation, allowing better compilation eg. when used to + access structures with WITH-SLOTS. (lp#520366) + * optimization: the compiler is now more aware of the type of the underlying + storage vector for multidimensional simple arrays resulting in better code + for accessing such arrays. + * optimization: passing NIL as the environment argument to TYPEP no longer + inhibits optimizing it. (lp#309788) + * optimization: more efficient register usage when handling single-float + arguments on x86-64. (thanks to Lutz Euler) + * optimization: ADJUST-ARRAY and STABLE-SORT on vectors no longer use + pre-allocated temporary vectors. (lp#496249) + * bug fix: Fix compiler error involving MAKE-ARRAY and IF forms + in :INITIAL-CONTENTS. (lp#523612) + * bug fix: FUNCTION-LAMBDA-EXPRESSION lost declarations from interpreted + functions. (lp#524707) + * bug fix: bogus style warnings from certain (SETF SLOT-VALUE) and + WITH-SLOTS usages during compilation. + * bug fix: SB-C::CLASS-INFO now prints correctly. (lp#514762) + * enhancement: Can now build with ud2 instead of int3 as trap instruction on + all x86oid platforms with :UD2-BREAKPOINTS target feature. + * bug fix: Breakpoints now work when using ud2 instead of int3 as trap + instruction (tested on x86oid linux with ud2-breakpoints). + * bug fix: slam.sh now works on win32. + * bug fix: better differences of numeric types. (lp#309124) + * bug fix: arrays declared intersection and union types can have their + upgraded element type derived. (lp#316078) + * bug fix: SB-SPROF allocation profiling for all threads failed to profile + threads started during profiling. (lp#472499) + * bug fix: SB-INTROSPECT test failure when building without SB-EVAL feature. + (lp#535658) + * bug fix: SB-CLTL2:DECLARATION-INFORMATION did not take + SB-EXT:RESTRICT-COMPILER-POLICY into account. (lp#313337) + * bug fix: Comma inside a backquoted array or structure resulted in nonsense + values instead of signaling an error. (lp#309093) + * bug fix: Spurious unused variable warning in a DEFSTRUCT edge case. + (lp#528807) + * bug fix: More consistent warnings and notes for ignored DYNAMIC-EXTENT + declarations (lp#497321) + * bug fix: FIND and POSITION on lists did not check sequence bounds properly + and failed to detect circular lists (lp#452008) + * bug fix: leakage from ~/.asdf-install into the ASDf-INSTALL contrib build + (lp#538974) + * bug fix: LOOP OF-TYPE VECTOR compile-time error. (lp#540186) + * bug fix: SIGNAL SB-SYS:INTERACTIVE-INTERRUPT before entering the debugger + due to it, so that handlers can run. + * bug fix: reparsing undefined types if they have become defined since + parsing. (lp#309128) + * bug fix: missing &REST type in a proclamation for a function with both + &REST and &KEY in lambda-list caused miscompilation (lp#458354) + * bug fix: WHO-CALLS information for source-transformed and compiler-macro + expanded calls (lp#542174) + * bug fix: more accurate WHO-MACROEXPANDS information; point into rather + than just at toplevel form. + +changes in sbcl-1.0.36 relative to sbcl-1.0.35: + * new feature: SB-EXT:TYPEXPAND-1, SB-EXT:TYPEXPAND, and + SB-EXT:TYPEXPAND-ALL behave exactly like their MACROEXPAND counterparts + but work on type specifiers. + * new feature: SB-EXT:DEFINED-TYPE-NAME-P returns whether a symbol is known + to name a type specifier. + * new feature: SB-EXT:VALID-TYPE-SPECIFIER-P returns whether a given type + specifier is valid where "valid" basically means "would be accepted as + second argument of TYPEP". + * new feature: SB-INTROSPECT:FUNCTION-TYPE takes a function-designator and + returns the function's declared, or derived FTYPE. + * new feature: SB-POSIX now supports accessing the d_ino member of + dirent structures. (Thanks to Philipp Marek and Pierre THEIRRY) + * new feature: The function SB-EXT:SEED-RANDOM-STATE has been added to + provide for seeding a RANDOM-STATE object with user-provided data or + from the operating system's PRNG. Also, (MAKE-RANDOM-STATE T) will + attempt to initialize the returned state from the operating system's + PRNG where possible. (Thanks to Fare Rideau; launchpad bug lp#310116) + * bug fix: Fix SB-SIMPLE-STREAMS:READ-VECTOR to correctly set the + FILE-POSITION of the stream being read from. (launchpad bug lp#491087) + * bug fix: Fix grammar and style issues for the docstrings of + printer-related variables and functions. (Thanks to mon_key; launchpad + bug lp#518696) + * bug fix: Fix compilation on chenygc platforms. Thanks to Larry Valkama and + Bruce O'Neel. * bug fix: SB-THREAD:CONDITION-WAIT sometimes signaled a deadline twice in a row even though a handler defered the deadline long into the future. (lp#512914) - * bug fix: a deadline handler was run without interrupts enabled for a + * bug fix: A deadline handler was run without interrupts enabled for a deadline signaled within SB-THREAD:CONDITION-WAIT. That could result in infinitely spinning, non-killable threads. + * bug fix: Backtrace from internal-errors on x86-64 os x was truncated + before reaching the erring stack frame. + * bug fix: Fix type derivation for EXPT when raising a fixnum to a + real power. (launchpad bug lp#525949) + * bug fix: Fix SB-EXT:GENERATION-* accessors for generations > 0 on + GENCGC platforms. (launchpad bug lp#529014) + * bug fix: More robust checks for invalid DEFMETHOD argument specializers. + (launchpad bug lp#525916) + * bug fix: Fix building on Darwin when sysctl is not in the user's PATH. + (Thanks to Robert Goldman) changes in sbcl-1.0.35 relative to sbcl-1.0.34: * optimization: ROUND with a single single-float or double-float argument