Tags give the ability to mark specific points in history as being important
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sbcl-1.1.13
7f1e94ae · ·changes in sbcl-1.1.13 relative to sbcl-1.1.12: * optimization: better distribution of SXHASH over small conses of related values. (lp#309443) * other improvements to SXHASH: ** use the whole of the positive-fixnum range for SXHASH of fixnums * enhancement: The error message when calling an undefined alien function includes the name of the function on x86-64. * enhancement: sb-ext:run-program now supports :environment on Windows. * enhancement: ASDF is no longer required to load contribs at runtime. (lp#1132254) * enhancement: when called with a symbol, FIND-RESTART no longer calls COMPUTE-RESTARTS, making it faster and cons less (lp#769615) * enhancement: FIND-RESTART and COMPUTE-RESTARTS handle huge restart clusters better in some cases * enhancement: SOME/ANY/other quantification higher-order functions no longer cons. (lp#1070635) * bug fix: forward references to classes in fasls can now be loaded. (lp#746132) * bug fix: don't warn on a interpreted->compiled function redefinition from the same location. (patch by Douglas Katzman, lp#1042405) * bug fix: Create vectors of proper internal length when reading literal vectors from FASLs. (Reported by Jan Moringen) * bug fix: COMPILE can now succefully compile setf functions. (Reported by Douglas Katzman) * bug fix: run-program performs more correct escaping of arguments on Windows. (lp#1239242) * bug fix: function-lambda-expression on generic functions returns the actual name. * bug fix: (the [type] [constant]) now warns when [constant] matches [type] except for the number of values. (Reported by Nathan Trapuzzano on sbcl-help) * bug fix: signal errors in required cases of slot-definition initialization protocol. (lp#309072) * bug fix: run-sbcl.sh works better in the presence of symlinks on OS X. (thanks to Stelian Ionescu, lp#1242643) * bug fix: when given a restart object, FIND-RESTART checks whether the restart is active and, when a condition is supplied, whether the restart is associated to a different condition (lp#774410) -
sbcl-1.1.12
cb912e33 · ·changes in sbcl-1.1.12 relative to sbcl-1.1.11: * enhancement: Add sb-bsd-sockets:socket-shutdown, for calling shutdown(3). (thanks to Jan Moringen, lp#1207483) * enhancement: document extensible sequences. (thanks to Jan Moringen, lp#994528) * optimization: EQUAL and EQUALP transforms are smarter. (thanks to Elias Martenson, lp#1220084) * optimization: CHAR-EQUAL is faster for constant and base-char arguments. * bug fix: probe-file now can access symlinks to pipes and sockets in /proc/pid/fd on Linux. (reported by Eric Schulte) * bug fix: SBCL can now be built on Solaris x86-64. * bug fix: Floating point exceptions do not persist on Solaris anymore. * bug fix: (setf . a) is pprinted correctly (reported by Douglas Katzman). * bug fix: handle compiler-error in LOAD when it's not run from inside EVAL. (lp#1219601) * bug fix: SB-GMP:MPZ-POW no longer segfaults given a non-bignum base. (thanks to Stephan Frank) * bug fix: space allocation of result bignums in SB-GMP is more accurate. (thanks to Stephan Frank, lp#1206191) * bug fix: sb-safepoint can now reliably handle signal interruptions of foreign code. (lp#1133018) * bug fix: the compiler-macro for MAKE-INSTANCE when emitting "fallback" constructors no longer fails to merge actual and default initargs (thanks to Jan Moringen, lp#1179858) * bug fix: the compiler-macro for MAKE-INSTANCE when emitting "fallback" constructors handles non-KEYWORD initialization arguments more correctly. * bug fix: loading the SB-SIMPLE-STREAMS contributed module no longer clobbers FILE-NAMESTRING. (thanks to Anton Kovalenko, lp#884603) * bug fix: class definitions with CPLs inconsistent with their metaclasses are less likely to destroy the object system's integrity. (lp#309076) * bug fix: restart clause parsing in RESTART-CASE is more in line with the standard. (lp#1203585, thanks to Jan Moringen) * bug fix: silence a note from RESTART-CASE under high-SPEED optimization settings. (lp#1023721) * bug fix: getting the order of arguments to SB-MOP:SET-FUNCALLABLE-INSTANCE-FUNCTION wrong produces a sensible error rather than a failed AVER. (reported by Paul Nathan) * bug fix: Parsing of &optional/&key/&rest arguments now never overwrites arguments during copying on x86 and x86-64; it may still happen on other platforms when there are more fixed arguments than stack slots. (reported by Jan Moringen) -
sbcl-1.1.11
a2d20601 · ·changes in sbcl-1.1.11 relative to sbcl-1.1.10: * enhancement: support building the manual under texinfo version 5. (lp#1189146) * enhancement: Windows builds no longer display the "Kitten of Death" message. A warning is instead appended to the regular banner, and may be muted with --noinform. (lp#728247) * enhancement: support building under new linker handling of syscalls under NetBSD. (thanks to Robert Swindells) * bug fix: undefined function errors are now properly reported on PPC and MIPS. (regression since 1.1.9) * bug fix: (funcall (function X junk)) didn't causes an error when X had a compiler macro. (thanks to Douglas Katzman). * bug fix: signal a warning when defining a setf-function when a setf-expander is already present. (thanks to Douglas Katzman). * bug fix: improved threading on PPC. * bug fix: ROOM works again on Windows. (lp#1206456) * bug fix: Streams were flushed even when there was one byte still left in the buffer. (lp#910213) * bug fix: OPEN handles correctly when :if-exists and :if-does-not-exist are either NIL or :ERROR. (reported by Jan Moringen) -
sbcl-1.1.10
9ff18d7d · ·changes in sbcl-1.1.10 relative to sbcl-1.1.9: * enhancement: ASDF has been updated to 3.0.2. * optimization: stack frames are packed more efficiently on x86oids, which ought to reduce the frequency of Methuselahn conservative references (it certainly helps with gc.impure.lisp / BUG-936304 on x86). * optimization: on x86 and x86-64, integer negation forms like (- x) are now recognized in modular arithmetic contexts, and compile to native negate, rather than going through bignums only to keep the low bits. * bug fix: Compiling potential modularic arithmetic forms does not cause type errors when some integer types lack lower or upper bounds. (lp#1199127) * bug fix: Non-trivial modular arithmetic forms are always cut to the right bitwidth before being used in a non-modular context. (lp#1199428) * bug fix: Multiple catch/unwind blocks in a single function are now allocated in the right stack order on win32. (lp#1072739) -
sbcl-1.1.9
a20451dd · ·changes in sbcl-1.1.9 relative to sbcl-1.1.8: * new feature: the contrib SB-GMP links with libgmp at runtime to speed up arithmetic on bignums and ratios. (contributed by Stephan Frank) * enhancement: disassemble now annotates some previously missing static functions, like LENGTH. * enhancement: clean.sh now also cleans doc/internals. * enhancement: SB-EXT:PRINT-SYMBOL-WITH-PREFIX can be used within ~// to print a symbol with a package prefix. * enhancement: The debugger and backtracing are more robust against buggy PRINT-OBJECT methods. * optimization: calls to static functions on x86-64 use less instructions. * optimization: compute encode-universal-time at compile time when possible. * optimization: when referencing internal functions as #'x, don't go through an indirect fdefn structure. * optimization: SLEEP doesn't cons on non-immediate floats and on ratios. * optimization: (mod fixnum) type-checks are performed using one unsigned comparison, instead of two. * optimization: enable more modular arithmetic transforms in the presence of conditionals. * optimization: bitwise OR forms can now trigger modular arithmetic as well, when the result is known to be negative. * optimization: recognize more cases of useless LOGAND/LOGIOR with constants. * optimization: comparisons between rationals and constant floats or between integers and constant ratios are now converted to rationals/integers at compile time. * optimization: Smaller and faster DOUBLE-FLOAT-LOW-BITS on x86-64. * bug fix: problems with NCONC type derivation (reported by Jerry James). * bug fix: EXPT type derivation no longer constructs bogus floating-point types. (reported by Vsevolod Dyomkin) * bug fix: sb-bsd-sockets has correct declaration of the canonname field of addrinfo. (lp#1187041, patch by Jerry James) * bug fix: uninitialized type-error conditions can now be printed. (lp#1184586) * bug fix: tests for sb-bsd-sockets no longer use a predefined port for listening, allowing several tests to run in parallel. * bug fix: during disassembly to *COMPILER-TRACE-OUTPUT* instruction prefixes as used on x86 and x86-64 no longer sometimes print incorrectly. (lp#1085729) * bug fix: Specialised SIMD-PACK types can be negated. * bug fix: Modular arithmetic is more robust. (incidentally fixes another bug reported by Eric Marsden) * bug fix: FP return values from foreign calls are always rounded to single or double float precision on x87. * bug fix: Known-safe vector access on x86oids should not fail spuriously when the index is of the form (+ x constant-positive-integer). * bug fix: Remove GPL-licensed files from source distribution. (lp#1185668) * bug fix: backtrace printer no longer tries to create very large lists when the arg-count register is clobberred by other code. (lp#1192929) * bug fix: x86 should never signal an FP exception while boxing an FP value, a situation that lands us into ldb. -
sbcl-1.1.8
19cda10a · ·changes in sbcl-1.1.8 relative to sbcl-1.1.7: * notice: The implementation of MAP-ALLOCATED-OBJECTS (the heart of ROOM, plus a few SB-INTROSPECT functions) has been completely rewritten; it may now exhibit different bugs than before. * new feature: minimal runtime/compiler intrastructure support for SSE SIMD values, as SB-EXT:SIMD-PACK. Enabled on x86-64 via the build-time feature :sb-simd-pack. This should enable intrinsics extensions as libraries, without patching SBCL itself. Thanks to Alexander Gavrilov for maintaining a branch for so long. * enhancement: RUN-PROGRAM supports a :DIRECTORY argument to set the working directory of the spawned process. (lp#791800) (patch by Matthias Benkard) * enhancement: boxed vectors (vectors of T or of FIXNUM) can now be stack-allocated on PPC. * enhancement: "fixed objects" can now be stack-allocated on PPC. * enhancement: WITH-PINNED-OBJECTS no longer conses on PPC/GENCGC. * enhancement: (sb-introspect:find-definition-sources-by-name x :vop) now also returns VOPs which do not translate any functions, and finds defoptimizer types ir2convert and stack-allocate-result. * enhancement: better type derivation for APPEND, NCONC, LIST. (lp#538957) * enhancement: MAP-ALLOCATED-OBJECTS (the heart of ROOM) now walks the heap in a manner similar to the GC rather than its previous ad-hoc scheme, and is therefore no less and possibly more accurate. * fixes and enhancements related to Unicode: ** the character database information has been updated to Unicode 6.2; ** support for canonical and compatibility decomposition of characters has been added, along with support for primary composition; ** support for Unicode normalization forms of strings (NFC, NFKC, NFD and NFKD) has been included; ** querying the character database for code points not defined by Unicode gives less wrong answers (lp#1178038, reported by Ken Harris) * enhancement: print intermediate evaluation results for some ASSERTed expressions. (lp#789497) (patch by Alexandra Barchunova) * enhancement: x86-64 disassemblies are annotated with unboxed constant values when there are references to (RIP-relative) unboxed constants. * bug fix: type derivation for LOG{AND,IOR,XOR} scales linearly instead of quadratically with the size of the input in the worst case. (lp#1096444) * bug fix: handle errors when initializing *default-pathname-defaults*, sb-ext:*runtime-pathname*, sb-ext:*posix-argv* on startup, like character decoding errors, or directories being deleted. * bug fix: Loading a core with a discontiguous dynamic space now correctly computes the amount of dynamic space used. * bug fix: disassembler missing ",8" on SHLD * bug fix: backtracing through INTERNAL-ERROR signal handlers on systems that provide an "invalid" stack frame link for the signal handler itself now use the saved-fp-and-pc mechanism to pick up from the stack frame in the interrupt (signal) context. This is known to affect threaded FreeBSD/x86-64. * bug fix: some LOOP statements couldn't be compiled. (lp#1178989) * bug fix: sb-sequence:dosequence works on literal vectors. * bug fix: errors in generic arithmetic show the assembly routine's caller on x86 and x86-64. (lp#800343) * bug fix: Compile-time type errors should never result in COMPILE-FILE failure. (lp#943953) * bug fix: Known bad local calls do not cause strange failures when emitting or dumping code. (lp#504121) * bug fix: Multiply-inlined structure constructor don't cause IR2-time codegen errors: type checks are inserted as necessary. (lp#1177703) * bug fix: Unsigned modular arithmetic is correctly converted into signed modular arithemtic (mostly to exploit fixnum-width VOPs). (lp#1026634) * bug fix: a combination of inlined local function with &optional and recursion no longer causes undescriptive compiler errors. (lp#1180992) * bug fix: sub-word BOOLEAN alien types now disregard higher order bits when testing for non-zero-ness. * bug fix: (CONCATENATE 'null ...) no longer fails for generic sequences. (lp#1162301) * bug fix: Type mismatch for the value of conditional expressions are correctly reported when detected at compile-time, instead of complaining about a constant NIL (similar for non-EQ-comparable catch tags). * bug fix: Referring to INLINE global functions as values should not result in a compilation failure. (lp#1035721) * optimization: faster ISQRT on fixnums and small bignums * optimization: faster and smaller INTEGER-LENGTH on fixnums on x86-64. * optimization: On x86-64, the number of multi-byte NOP instructions used for code alignment is now always minimal. * optimization: On 64-bit targets, the compiler generates much faster code for type checks for types known at compile time that are smaller than (SIGNED-BYTE 64) or (UNSIGNED-BYTE 64) and larger than FIXNUM, and their COMPLEX variants. * optimization: On x86 targets, more uses of ALIEN-FUNCALL during cross compilation now inline the INVOKE-WITH-SAVED-FP-AND-PC dance. * optimization: ROOM no longer conses so egregiously on non-x86oid systems. * optimization: associative bitwise operations reassociate patterns like (f (f x k1) k2) to expose (f x (f k1 k2)). Same for + and * of rational values. * optimization: quasiquote expressions now perform more constant folding, instead of consing equal lists at runtime. (lp#1026439) * optimization: local call analysis of inlined higher-order function should converge more quickly, resulting in better code for complex functions. * optimization: On x86-64, medium (word-sized but wider than 32 bits) integer constants are handled more cleverly, especially when they can be represented as sign-extended (signed-byte 32). (Based on a patch by Douglas Katzman) * optimization: IF/IF conversion should reliably result in sane code when (some of) the results of the inner IF are always false or always true. * optimization: On x86oids, variable right shifts of machine words are compiled into straight SAR/SHR, instead of going through the generic VOP. (lp#1066204) -
sbcl-1.1.7
aeb93070 · ·changes in sbcl-1.1.7 relative to sbcl-1.1.6: * enhancement: TRACE :PRINT-ALL handles multiple-valued forms. (lp#457053) * bug fix: :allocation slot option works for condition slots (lp#1049404) * bug fix: redefining conditions does not lead to multiple evaluations of hairy slot initfunctions anymore (lp#1164969) * bug fix: CLASS-DIRECT-DEFAULT-INITARGS now works for condition classes (lp#1164970) * bug fix: function constants now work as initforms and default initarg values of conditions (lp#539517) * bug fix: svref/(setf svref) on symbol macros don't crash the compiler anymore. (Minimal test case provided by James M. Lawrence on sbcl-devel) * bug fix: no more bogus ## references when pretty printing backquoted forms with non-trivial structure sharing. (lp#1161218) * bug fix: Don't signal an error on (setf (documentation nil 'function) "doc"). Signal a style-warning instead when trying to set documentation of NIL for all other documentation types. (Reported by Zach Beane; regression since 2e52fa05.) * bug fix: modular arithmetic involving large constants and conditionals should no longer result in spurious dead code elimination. (Reported by Eric Marsden). * bug fix: our mach exception handler can seemingly called very early in the program execution process on OS X 10.8.0. Try and handle that case robustly, without potentially leaking mach ports too much. * optimization: LOGBITP and LOGTEST optimizations from x86 ported to x86_64. -
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sbcl-1.1.6
3c5581a2 · ·changes in sbcl-1.1.6 relative to sbcl-1.1.5: * enhancement: the continuable error when defknown-ing over extant fndb entries can be ignored by passing :overwrite-fndb-silently t as a keyword argument to sb-c:defknown (after attributes). Useful to allow defknown to be re-loaded. Use with :allow-other-keys t for backward compatibility. * optimization: compiler is much faster in compiling SVREF and (SETF SVREF) forms. * bug fix: Prevent a make-array transform from modifying source forms causing problems for inlined code. Thanks to Bart Botta. (regression since 1.0.42.11-bis) * bug fix: clear-output calls the correct gray stream routine, sb-gray:stream-clear-output. (lp#1153257) * bug fix: an error is signalled for an invalid format modifier: ~<~@>. (lp#1153148) * bug fix: Better error messages for package operations (lp#1154776) * bug fix: delete-package on a nonexistent package should signal a cerror. (regression since 1.0.37.44). * bug fix: accessing &MORE (stack allocated &REST) arguments checks bounds. (lp#1154946, lp#1072112) * bug fix: compiling make-array no longer signals an error when the element-type is an uknown type, a warning is issued instead. Thanks to James Kalenius (lp#1156095) * bug fix: SEARCH on generic (non-VECTOR non-LIST) sequence types no longer produces wrong results for some inputs. (Thanks to Jan Moringen.) (lp#1153312) -
sbcl-1.1.5
8f78db11 · ·changes in sbcl-1.1.5 relative to sbcl-1.1.4: * minor incompatible change: SB-SPROF:WITH-PROFILING no longer loops by default. * new feature: package local nicknames. See manual for details. * new feature: SB-EXT:MAP-DIRECTORY provides a powerful interface for directory traversal: it is the backend used by SBCL for CL:DIRECTORY. * enhancement: easier to use restarts for resolving name-conflicts resulting from IMPORT, EXPORT, or USE-PACKAGE. * enhancement: variant DEFPACKAGE forms now signal a full error with restarts provided for resolving the situation. (lp#891351) * enhancement: by setting SB-EXT:*ON-PACKAGE-VARIANCE* appropriately variant DEFPACKAGE forms can now signal a full error with restarts provided for resolving the situation. See manual for details. (lp#891351) * enhancement: make-random-state now uses CryptGenRandom as a seed on Windows. (Thanks to Anton Kovalenko.) (lp#1102748) * enhancement: backtrace improvements ** secondary CLOS dispatch functions have better debug names (lp#503081) ** easier to read method names in backtraces. See SB-DEBUG:*METHOD-FRAME-STYLE*. ** SB-DEBUG:PRINT-BACKTRACE and SB-DEBUG:LIST-BACKTRACE are available as forwards-compatible replacements for SB-DEBUG:BACKTRACE and SB-DEBUG:BACKTRACE-AS-LIST. ** SB-DEBUG:*SHOW-ENTRY-POINT-DETAILS** has been deprecated, as the same information is available in less intrusive form as frame annotations. * enhancement: SB-POSIX now provides MAP-ANON. * enhancement: test-suite results are colorized, failures in red, unexpected success in green. Works on Windows and on terminals with ANSI escape code support. Can be disabled with --no-color. * optimization: SB-CONCURRENCY:QUEUE implementation is more efficient. (thanks to James M. Lawrence) * bug fix: no more unused variable style warnings from RESTART-CASE macroexpansion (lp#1113859) * bug fix: no more unused variable style warnings when loading sb-bsd-sockets.asd (lp#1114681) * bug fix: deleting a package removes it from implementation-package lists of other packages. * bug fix: SB-SPROF:WITH-PROFILING is now usable in the Slime REPL on Darwin. This does not fix the occasional "interrupt already pending" issue, though. * bug fix: (setf (documentation 'x 'function)) and (setf (documentation #'x t)) set documentation in different places. (regression since 1.0.43.63) * bug fix: build on newer glibc. (lp#1095036) -
sbcl-1.1.4
43156bac · ·changes in sbcl-1.1.4 relative to sbcl-1.1.3: * optimization: LOOP expressions using "of-type character" have slightly more efficient expansions. * bug fix: very long (or infinite) constant lists in DOLIST do not result in very long compile times or heap exhaustion anymore. (lp#1095488) * bug fix: `#3(1) is read as #(1 1 1), not as #(1). (lp#1095918) * bug fix: adjust-array ignored :initial-element for simple-vectors. (lp#1096359) * bug fix: optimizations to MAKE-INSTANCE with literal list initargs no longer cause infinite loops (on circular data) or violate eqlity constraints. (lp#1099708) * bug fix: FIRST was not being open coded. (regression from 1.1.0) -
sbcl-1.1.3
e31ed154 · ·changes in sbcl-1.1.3 relative to sbcl-1.1.2: * enhancement: warnings about bad locale settings, LANG, LC_CTYPE, etc. (lp#727625) * enhancement: support for C-c to interrupt the foreground thread on Windows. (Thanks to Anton Kovalenko.) * enhancement: STDCALL alien callbacks. (Thanks to Anton Kovalenko.) * enhancement: Safepoint builds on POSIX platforms can now optionally be built without pseudo-atomic sequences and their run-time overhead. * enhancement: Threads created outside of Lisp can enter Lisp through alien callbacks and appear as Lisp threads for the duration of that function invocation. On safepoint builds only. * enhancement: Miscellaneous improvements to namestrings and underlying calls to OS functions for file system access on Windows. (Thanks to Anton Kovalenko.) * enhancement: The MSI installer support for Windows now uses Windows Installer XML at least version 3.5 and includes various usability improvements. (Thanks to Dmitry Kalyanov and Anton Kovalenko.) * enhancement: The sb-bsd-sockets contrib now supports non-blocking-mode on Windows. (Thanks to Anton Kovalenko.) * enhancement: The Windows backend now supports the x86-64 platform. (Thanks to Anton Kovalenko.) * bug fix: fasls are now once again directly executable (on platforms supporting shebang lines, with a suitably-installed sbcl). * bug fix: make.sh --help no longer runs clean.sh. (lp#937001) * bug fix: Fix CAS access to slots of direct instances of structure classes in the presence of subclasses sharing the same conc-name. * bug fix: Logical pathname namestrings on Windows have been changed to be lower-case, to minimize differences between POSIX and Windows. -
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sbcl-1.1.2
0df89145 · ·changes in sbcl-1.1.2 relative to sbcl-1.1.1: * notice: System requirements for SBCL on Microsoft Windows: Windows NT 5.1 or newer (Windows XP, Server 2003) is required. Support for Windows 2000 (NT 5.0) is no longer being maintained. * notice: Starting with this version, SBCL on Windows no longer supports building with disabled thread support. * enhancement: frlocks have been added to SB-CONCURRENCY contrib module. * enhancement: New feature sb-dynamic-core allows the runtime to be rebuilt or relocated without requiring changes to the core file on all linkage table platforms. Required on Windows. (Thanks to Anton Kovalenko.) * enhancement: Console I/O streams use UCS-2. (Thanks to Anton Kovalenko.) * enhancement: I/O on Windows unnamed pipes is interruptible asynchronously using interrupt-thread, timers when running on Windows NT version 6.1 or newer (Windows 7, Server 2008 R2). (Thanks to Anton Kovalenko.) * enhancement: Support for the experimental safepoint-based stop-the-world protocol on the PowerPC platform. * bug fix: Non-blocking reads from the Windows console were not necessarily non-blocking. Thanks to Anton Kovalenko. (lp#308923) * bug fix: stability of threads on Windows has been improved upon through an updated stop-the-world protocol (thanks to Anton Kovalenko).