X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=NEWS;h=8a8c26add3accc69f0fd16473d063708af3b5158;hb=776a2f1275624352bbba37b03dabea03ec13a9e5;hp=c6cb95158579b333b8be8b7d5155c1c7fd74cabf;hpb=9769174fc3e1a9d840712a694f61c6051e161cd7;p=sbcl.git diff --git a/NEWS b/NEWS index c6cb951..8a8c26a 100644 --- a/NEWS +++ b/NEWS @@ -1,4 +1,58 @@ ;;;; -*- coding: utf-8; -*- +changes in sbcl-1.0.7 relative to sbcl-1.0.6: + * minor incompatible change: the (unsupported) spinlock interface + has changed: free spinlock now has the value NIL, and a held spinlock + has the owning thread as its value. + * enhancement: name of a socket-stream is now "a socket" instead of + "a constant string". + * bug fix: the cache used by the CLOS to store precomputed effective + methods, slot offsets, and constant return values is now thread and + interrupt safe. + * bug fix: generic function dispatch function updating is now thread + and interrupt safe (in the sense that the known issues have been + fixed). + +changes in sbcl-1.0.6 relative to sbcl-1.0.5: + * new contrib: sb-cover, an experimental code coverage tool, is included + as a contrib module. + * optimization: STRING-TO-OCTETS for unibyte encodings and UTF-8 is + significantly faster. + * optimization: calls of the form (AREF FOO (+ INDEX )) now + produce more efficient code on x86-64 if the compiler can determine + that (+ INDEX ) does not require a bounds check and FOO + has an element type at least 8 bits wide. + * enhancement: a new, experimental synchronous timeout facility is + provided. Refer to SB-SYS:WITH-DEADLINE for details. + * enhancement: when a symbol name conflict error arises, the + conflicting symbols are always printed with a package prefix. + (thanks to Kevin Reid) + * enhancement: stepping is now once again supported on the SPARC and + MIPS platforms. (It is also now more likely to work on CheneyGC + builds on the PPC.) + * enhancement: sb-sprof can now also track and report accurate call + counts. + * bug fixes: the treatment of non-standard subclasses of + SB-MOP:SPECIALIZER is more correct. + * incompatible change: PURIFY no longer copies the data from the + dynamic space into the static and read-only spaces on platforms + that use the generational garbage collector + * bug fix: GETHASH, (SETF GETHASH), CLRHASH and REMHASH are now + interrupt safe. + * bug fix: GC race condition occasionally resulting in crashes with + the error message "SIG_STOP_FOR_GC blocked at a bad place" has been + fixed. + * bug fix: &ENVIRONMENT variables in macro lambda lists can now be + declared ignored. + * bug fix: DEFSETF lambda lists without &ENVIRONMENT no longer cause + a STYLE-WARNING to be signalled (regression from 1.0.4.) + * bug fix: an asynchronous interrupt could previously leave the + system running with GC inhibited. + * bug fix: a DECLARE form evaluated at top-level now causes an error + rather than silently (or verbosely) returning NIL. + * bug fix: trying to dissassemble functions compiled at high DEBUG could + result in a error being signalled due to source form lookup errors. + (reported by Peter Graves) + changes in sbcl-1.0.5 relative to sbcl-1.0.4: * incompatible change: removed writer methods for host-ent-name, host-ent-addresses -- changing the values did not update the DNS @@ -20,13 +74,17 @@ changes in sbcl-1.0.5 relative to sbcl-1.0.4: their NOT- variants no longer cons. * optimization: EQUAL hash tables no longer use SXHASH for objects of all data types, but instead use an EQL hash for types for which - EQUAL is the same as EQL + EQUAL is the same as EQL. * optimization: the non-inlined generic versions of AREF and (SETF AREF) - are significantly faster - * enhancement: XREF information is now collected to references made + are significantly faster. + * optimization: new STRING-OUTPUT-STREAM implementation is much + faster for large outputs and conses 30% less on average. + * enhancement: XREF information is now collected for references made to global variables using SYMBOL-VALUE and a constant argument. * enhancement: SIGINT now causes a specific condition SB-SYS:INTERACTIVE-INTERRUPT to be signalled. + * bug fix: FILE-POSITION used to signal an error in some cases where + ANSI requires it to return NIL. * bug fix: ADJUST-ARRAY is now interrupt-safe. * bug fix: adding and removing fd-handlers is now interrupt-safe. * bug fix: inlined calls to C now ensure 16byte stack alignment on @@ -45,24 +103,28 @@ changes in sbcl-1.0.5 relative to sbcl-1.0.4: line in a file is unlimited. * bug fix: some GC deadlocks caused by asynchronous interrupts have been fixed by inhibiting interrupts for when GC is disbled. - * bug fix: GETHASH, (SETF GETHASH), CLRHASH and REMHASH are now - interrupt safe. + * bug fix: some interrupt safety issues with GETHASH, (SETF + GETHASH), CLRHASH and REMHASH have been fixed. * bug fix: binding *BREAK-ON-SIGNALS* to a value that is not a type specifier no longer causes infinite recursion. * bug fix: SB-EXT:MUFFLE-CONDITIONS declarations no longer trigger a - bogus warning in DEFMETHOD bodies (reported by Kevin Reid) + bogus warning in DEFMETHOD bodies. (reported by Kevin Reid) * bug fix: an &environment argument with the correct variable information - is passed to macros that are expanded during byte compilation + is passed to macros that are expanded during byte compilation. (reported by Samium Gromoff) * bug fix: a logic error was causing the hash function for bignums to - have excessive amounts of collisions (reported by Faré Rideau) + have excessive amounts of collisions. (reported by Faré Rideau) * bug fix: modifying the contents of an array could change the return value of SXHASH on that array, which is only allowed for strings - and bit vectors (bug introduced in 0.9.16) - * improvement: the x86-64/darwin port now passes all tests and - should be considered non-experimental. + and bit vectors. (bug introduced in 0.9.16) + * improvement: the x86-64/darwin port now passes all tests (except + for the debugger tests) but should still be considered + experimental until this is fixed. * improvement: a style-warning is signaled for CASE (etc) clauses with - duplicate keys (thanks to Kevin Reid) + duplicate keys. (thanks to Kevin Reid) + * improvement: macos/x86 and macos/x86-64 now use mach exception + handlers for dealing with illegal instructions (for trapping and + error handling) and memory protection violations (for GC). changes in sbcl-1.0.4 relative to sbcl-1.0.3: * new platform: experimental support for x86-64/darwin (MacOS).