X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2FANNOUNCE;h=809df2d91e593204b62b22dc4ff9ebeb84e53f6a;hb=cb9a82f5c7a6fd760031d32706cb9265dba3b999;hp=4b7d3f4861223b04b743510b4b6a86bceded31f2;hpb=4ad45759b2381f3367b02d5081528e7ee55d22ec;p=ghc-hetmet.git diff --git a/ghc/ANNOUNCE b/ghc/ANNOUNCE index 4b7d3f4..809df2d 100644 --- a/ghc/ANNOUNCE +++ b/ghc/ANNOUNCE @@ -1,37 +1,57 @@ - The Glasgow Haskell Compiler -- version 4.04 + The Glasgow Haskell Compiler -- version 4.06 ============================================== We are pleased to announce a new release of the Glasgow Haskell -Compiler (GHC), version 4.04. The source distribution is freely +Compiler (GHC), version 4.06. The source distribution is freely available via the World-Wide Web and through anon. FTP; details below. Haskell is "the" standard lazy functional programming language; the current language version is Haskell 98, agreed in December 1998. Haskell related information is available from the Haskell home page at - http://haskell.org/ + http://www.haskell.org/ GHC's Web page lives at - http://research.microsoft.com/users/t-simonm/ghc/ + http://www.haskell.org/ghc/ + What's new ============= - - GHC is now officially Open Source, see the LICENSE file in the - distribution for details. +This should be a stable release. We have not made major changes +since 4.04 to the core compiler, but we have fixed lots of bugs. +We believe that 4.06 is in a nice stable well-tested state. (Ha!) - - Rewrite rules can be specified in the source using the RULES - pragma. This is used for automatic fusion of common list functions. +Apart from that, there are the following changes - - Performance tuning: compiled programs now allocate 30% less - and run 20% faster on average compared to GHC 4.02. + - Major library reorganisation. All libraries, except the ones that + are part of the Haskell 98 *language* specification, have moved to + fptools/hslibs/. The hslibs tree is independent of GHC, shared between + GHC, Hugs, and (we hope) other Haskell implementations. + The idea is to make it easier for people to contribute and maintain + libraries. - - GHC now uses a Happy parser instead of the old yacc/lex one. + The hslibs/ tree is organised in a Java-like fashion. Details in + the new Library guide: + http://www.haskell.org/ghc/docs/4.06/hslibs/book1.html + + Existing programs that use the -syslib flag may need to change which + syslibs they include. + + - Support for "foreign export dynamic". + + - Clean up of concurrent I/O system; in particular, I/O is now non-blocking, + except (alas) on stdout/stderr for tiresome reasons. + + - Some refinements to the exceptions mechanism: + http://www.haskell.org/ghc/docs/4.06/users_guide/release-4-06.html#exc-changes-406 + + - More performance tuning: compiled programs now allocate 10% less memory + than 4.04 For full details see the release notes: - http://research.microsoft.com/users/t-simonm/ghc/Docs/latest/users_guide/users_guide-1.html#ss1.4 + http://www.haskell.org/ghc/docs/4.06/users_guide/release-4-06.html + Mailing lists ================ @@ -50,8 +70,8 @@ users hang out on glasgow-haskell-users@haskell.org Relevant URLs on the World-Wide Web: -GHC home page http://research.microsoft.com/users/t-simonm/ghc/ -Haskell home page http://haskell.org/ +GHC home page http://www.haskell.org/ghc/ +Haskell home page http://www.haskell.org/ comp.lang.functional FAQ http://www.cs.nott.ac.uk/Department/Staff/mpj/faq.html @@ -61,7 +81,7 @@ comp.lang.functional FAQ http://www.cs.nott.ac.uk/Department/Staff/mpj/faq.html The easy way is to go to the WWW page, which should be self-explanatory: - http://research.microsoft.com/users/t-simonm/ghc/ + http://www.haskell.org/ghc/ Once you have the distribution, please follow the pointers in the README file to find all of the documentation about this release. NB: @@ -76,7 +96,7 @@ To compile up this source-only release, you need a machine with 32+MB memory, GNU C (`gcc'), `perl' plus a version of GHC installed (3.02 at least). This release is known to work on the following platforms: - * i386-unknown-{linux,solaris2,freebsd,cygwin32} + * i386-unknown-{linux,solaris2,freebsd,netbsd,cygwin32} * sparc-sun-{sunos4,solaris2} * hppa1.1-hp-hpux{9,10} @@ -87,7 +107,7 @@ haven't been tested due to lack of time/hardware: * mips-sgi-irix{5,6} * {rs6000,powerpc}-ibm-aix -The installer's guide included in distribution gives a complete +The builder's guide included in distribution gives a complete run-down of what-ports-work; an on-line version can be found at - http://research.microsoft.com/users/t-simonm/ghc/Docs/latest/installation_guide/installing.html + http://www.haskell.org/ghc/docs/4.06/building_guide/installing.html