Tags give the ability to mark specific points in history as being important
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sbcl-1.1.18
2335246b · ·changes in sbcl-1.1.18 relative to sbcl-1.1.17: * optimization: COERCE is now more effecient for more cases when the type is known at compile-time. (lp#1309815) * bug fix: correctly inherit condition initforms. (lp#1300904) * bug fix: properly pprint literal functions inside nested lists. (lp#1300716) * bug fix: more-correctly handle array-type unity (broken for ages, causing compilation problems since 1.1.13.x due to smarter TYPEP type propagation, reported by jasom in #lisp). -
sbcl-1.1.17
d4744b7f · ·changes in sbcl-1.1.17 relative to sbcl-1.1.16: * enhancement: printing backtraces respects SB-DEBUG:*DEBUG-PRINT-VARIABLE-ALIST* when printing call arguments (lp#1261646) * optimization: defstruct out-of-line accessor are now as fast as inlined. (lp#1264924) * bug fix: INVOKE-RESTART-INTERACTIVELY no longer refuses to invoke RESTART instances with a test-function (reported by Vivitron in #sbcl) * bug fix: STREAM-ERROR-POSITION-INFO fails in fewer situations (lp#1264902) * bug fix: Change COND error message (lp#1254511) * bug fix: LOAD is no longer confused when called on a directory. (lp#1077996) * bug fix: MAKE-CONDITION reports names of missing condition classes properly (lp#1199223) * bug fix: restore building with clang. (lp#1293643) * bug fix: restore building on SPARC (broken since 1.1.15). * bug fix: improved FreeBSD support. * bug fix: PPC floating point conversion corrupted stack. -
sbcl-1.1.16
a14aed2a · ·changes in sbcl-1.1.16 relative to sbcl-1.1.15: * minor incompatible change: improve read/print consistency for pathnames on Win32, by using the circumflex character #\^ as the escape character. (lp#673625) * enhancement: SB-EXT:DEFINE-LOAD-TIME-GLOBAL. (lp#1253688) * enhancement: Loading fasls with symbols from an undefined package includes the name of the symbol in the error message. * bug fix: problems when redefining classes and doing TYPEP on classes concurrently. (lp#1272742) * bug fixes to the x86-64 XCHG instruction: ** it was misencoded when used with RAX, R8-R15 registers. (reported by Eric Marsden) ** it was misencoded when used to exchange EAX with itself. ** the disassembler wrongly printed XCHG RAX, R8 and the corresponding 32- and 16-bit variations as NOP. * bug fix: the disassembler outputs source annotations in the right place and no longer randomly drops some of them. (lp#1249205) * bug fix: fix commutative-arg-swap from introducing undumpable structures into code, prevent code with errors from being compiled. (lp#1276282) * bug fix: pathnames with :back in their directory component are succeffully resolved. * bug fix: the deterministic profiler now uses ENCAPSULATE functionality to wrap functions around. (lp#309086) -
sbcl-1.1.15
e4dd745e · ·changes in sbcl-1.1.15 relative to sbcl-1.1.14: * new feature: the iterative spilling/coloring register allocator developed by Alexandra Barchunova during Google Summer of Code 2013 is now merged in. By default, it only activates for functions that optimize with (speed 3) and (> speed compilation-speed), but setting sb-regalloc:*register-allocation-method* to :iterative forces its execution. The previous behaviour can be obtained by instead setting that variable to :greedy. Thanks again to Google for their support, and, more crucially, to Alexandra Barchunova for her hard work. * optimization: make-array with known element-type and unknown dimensions is much faster. * optimization: make-array with unknown element-type is faster as well. (lp#1004501) * enhancement: sb-ext:save-lisp-and-die on Windows now accepts :application-type argument, which can be :console or :gui. :gui allows having GUI applications without an automatically appearing console window. * enhancement: reduced conservativism on GENCGC platforms: conservative roots must be valid-looking tagged pointers or point within a code object, not merely point to within the allocated part of a page, in order to pin a page. * enhancement: support for "Mac Roman" external format. * enhancement: encapsulation of named generic functions now happens without altering the identity of the function bound to the name. * bug fix: Windows applications without the console window no longer misbehave. (patch by Wilfredo Velazquez, lp#1256034). * bug fix: modular arithmetic optimizations do not stumble on dead branches with bad constants. (reported by Douglas Katzman) * bug fix: CLISP can be used again as a cross-compilation host. (Thanks to Vasily Postnicov, lp#1261451) * bug fix: run-program crashed with :directory nil. (lp#1265077) -
sbcl-1.1.14
e527c3b0 · ·changes in sbcl-1.1.14 relative to sbcl-1.1.13: * optimization: complicated TYPEP tests are less opaque to the type propagation pass. (lp#1229340) * optimization: [N]BUTLAST perform a single pass over the list. (lp#1245697) * optimization: EQUALP on structures with raw slots (double-float/complex) no longer conses and is faster. * optimization: RESTART-CASE expands to more compact code. Thanks to Jan Moringen. (lp#1249055) * enhancement: Top-level defmethod without defgeneric no longer causes undefined-function warnings in subsequent forms. (lp#503095) * enhancement: Better error messages for system errors on Windows. * enhancement: run-sbcl.sh is usefully handled by rlwrap. Thanks to William Cushing. (lp#1249183) * enhancement: new function SB-EXT:ASSERT-VERSION->= accepts a version specification (multiple integer arguments) and signals a continuable error if the current SBCL version is lower (older) than the specification. (lp#674372) * enhancement: better ARRAY-RANK result derivation. (lp#1252108) * bug fix: EQUALP now compares correctly structures with raw slots larger than a single word. * bug fix: contribs couldn't be built on Windows with MinGW. * bug fix: Better pathname handling on Windows. (lp#922117) * bug fix: OPEN reports a more meaningful error when an existing file is opened for output with :if-exists :new-version. Thanks to Philip Munksgaard. (lp#455381) * bug fix: DEFSTRUCTs with NIL as a slot name no longer cause strange CLOS-related errors. (lp#633911) * bug fix: GC deadlocks caused by concurrent consing on Windows. -
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)