Is it a fact that these merges are bad, in some sense, other than generating
emails? And, if it's just the emails, is it not simpler to filter them?

I'm fine with using a new strategy, but I would also like it if the specific
commands to be used are given; I had bad experiences with rebase before.


Pedro

On Thu, May 12, 2011 at 14:17, Simon Peyton-Jones <simo...@microsoft.com>wrote:

> I'm open to something better if anyone can explain simply how to achieve
> it.  Remember:
>
> - the branch is long lived
> - the branch is shared
> - the branch must be updated from HEAD every now and again
>
> Simon
>
> | -----Original Message-----
> | From: Manuel M T Chakravarty [mailto:mchakrava...@me.com]
> | Sent: 12 May 2011 13:14
> | To: Simon Peyton-Jones
> | Cc: cvs-ghc@haskell.org
> | Subject: Re: [commit: ghc] master: Merge branch 'master' of
> | http://darcs.haskell.org/ghc (fd6587b)
> |
> | Juts to get back to the topic of merging versus rebase.  SimonPJ's commit
> set right
> | now had 23 commits of which 8 were merge commits.  That's a third of the
> commits.  A
> | rather poor noise to signal ratio IMHO.  (Sorry Simon that I picked your
> set.  It was
> | just the next big set after our discussion about merging in git.)
> |
> | Manuel
> |
> |
> | Simon Peyton Jones:
> | > Repository : ssh://darcs.haskell.org//srv/darcs/ghc
> | >
> | > On branch  : master
> | >
> | >
> |
> http://hackage.haskell.org/trac/ghc/changeset/fd6587b68ad5aa4b6202066b598aec234220bae
> | 0
> | >
> | >> ---------------------------------------------------------------
> | >
> | > commit fd6587b68ad5aa4b6202066b598aec234220bae0
> | > Merge: 10ffbfd... c8c2f6b...
> | > Author: Simon Peyton Jones <simo...@microsoft.com>
> | > Date:   Thu May 12 11:22:50 2011 +0100
> | >
> | >    Merge branch 'master' of http://darcs.haskell.org/ghc
> | >
> | > compiler/basicTypes/DataCon.lhs                    |   88 +-
> | > compiler/basicTypes/Id.lhs                         |   39 +-
> | > compiler/basicTypes/IdInfo.lhs                     |    5 +-
> | > compiler/basicTypes/IdInfo.lhs-boot                |    2 +
> | > compiler/basicTypes/MkId.lhs                       |  121 +-
> | > compiler/basicTypes/Var.lhs                        |   87 +-
> | > compiler/basicTypes/VarEnv.lhs                     |    3 +-
> | > compiler/basicTypes/VarSet.lhs                     |    6 +-
> | > compiler/cmm/CmmCPS.hs                             |    1 +
> | > compiler/coreSyn/CoreArity.lhs                     |   42 +-
> | > compiler/coreSyn/CoreFVs.lhs                       |   24 +-
> | > compiler/coreSyn/CoreLint.lhs                      |  438 +++---
> | > compiler/coreSyn/CorePrep.lhs                      |   37 +-
> | > compiler/coreSyn/CoreSubst.lhs                     |  255 ++--
> | > compiler/coreSyn/CoreSyn.lhs                       |   64 +-
> | > compiler/coreSyn/CoreTidy.lhs                      |    9 +-
> | > compiler/coreSyn/CoreUnfold.lhs                    |   44 +-
> | > compiler/coreSyn/CoreUtils.lhs                     |  239 ++--
> | > compiler/coreSyn/ExternalCore.lhs                  |   13 +-
> | > compiler/coreSyn/MkCore.lhs                        |   10 +-
> | > compiler/coreSyn/MkExternalCore.lhs                |   54 +-
> | > compiler/coreSyn/PprCore.lhs                       |   16 +-
> | > compiler/coreSyn/PprExternalCore.lhs               |    6 +-
> | > compiler/deSugar/Check.lhs                         |    1 -
> | > compiler/deSugar/Desugar.lhs                       |    2 +
> | > compiler/deSugar/DsBinds.lhs                       |   26 +-
> | > compiler/deSugar/DsCCall.lhs                       |    4 +-
> | > compiler/deSugar/DsExpr.lhs                        |   28 +-
> | > compiler/deSugar/DsForeign.lhs                     |   13 +-
> | > compiler/deSugar/DsUtils.lhs                       |   20 +-
> | > compiler/deSugar/Match.lhs                         |   14 +-
> | > compiler/deSugar/MatchCon.lhs                      |    1 -
> | > compiler/ghc.cabal.in                              |    2 +
> | > compiler/ghci/ByteCodeGen.lhs                      |   31 +-
> | > compiler/ghci/RtClosureInspect.hs                  |  281 ++--
> | > compiler/hsSyn/HsBinds.lhs                         |   10 +-
> | > compiler/hsSyn/HsPat.lhs                           |    4 +-
> | > compiler/hsSyn/HsUtils.lhs                         |   32 +-
> | > compiler/iface/BinIface.hs                         |   99 +-
> | > compiler/iface/BuildTyCl.lhs                       |   20 +-
> | > compiler/iface/IfaceSyn.lhs                        |   44 +-
> | > compiler/iface/IfaceType.lhs                       |  111 +-
> | > compiler/iface/MkIface.lhs                         |   37 +-
> | > compiler/iface/TcIface.lhs                         |   77 +-
> | > compiler/main/DynFlags.hs                          |    4 +-
> | > compiler/main/GHC.hs                               |    7 +-
> | > compiler/main/HscTypes.lhs                         |   27 +-
> | > compiler/main/PprTyThing.hs                        |   10 +-
> | > compiler/main/TidyPgm.lhs                          |    1 +
> | > compiler/parser/ParserCore.y                       |    2 +-
> | > compiler/prelude/PrelNames.lhs                     |   13 +-
> | > compiler/prelude/PrelRules.lhs                     |    4 +-
> | > compiler/prelude/TysPrim.lhs                       |  312 +++--
> | > compiler/prelude/TysWiredIn.lhs                    |   29 +-
> | > compiler/rename/RnNames.lhs                        |    2 +-
> | > compiler/rename/RnTypes.lhs                        |    2 +-
> | > compiler/simplCore/CSE.lhs                         |    2 +
> | > compiler/simplCore/FloatIn.lhs                     |   19 +-
> | > compiler/simplCore/FloatOut.lhs                    |    1 +
> | > compiler/simplCore/LiberateCase.lhs                |    1 +
> | > compiler/simplCore/OccurAnal.lhs                   |   96 +-
> | > compiler/simplCore/SAT.lhs                         |   23 +-
> | > compiler/simplCore/SetLevels.lhs                   |   19 +-
> | > compiler/simplCore/SimplEnv.lhs                    |   92 +-
> | > compiler/simplCore/SimplUtils.lhs                  |   42 +-
> | > compiler/simplCore/Simplify.lhs                    |  195 ++-
> | > compiler/specialise/Rules.lhs                      |   30 +-
> | > compiler/specialise/SpecConstr.lhs                 |   34 +-
> | > compiler/specialise/Specialise.lhs                 |    7 +-
> | > compiler/stgSyn/CoreToStg.lhs                      |   15 +-
> | > compiler/stgSyn/StgSyn.lhs                         |   24 +-
> | > compiler/stranal/DmdAnal.lhs                       |   33 +-
> | > compiler/stranal/WorkWrap.lhs                      |    1 +
> | > compiler/stranal/WwLib.lhs                         |   27 +-
> | > compiler/typecheck/FamInst.lhs                     |    8 +-
> | > compiler/typecheck/Inst.lhs                        |   10 +-
> | > compiler/typecheck/TcArrows.lhs                    |   16 +-
> | > compiler/typecheck/TcBinds.lhs                     |    2 +-
> | > compiler/typecheck/TcCanonical.lhs                 |  190 +--
> | > compiler/typecheck/TcDeriv.lhs                     |   10 +-
> | > compiler/typecheck/TcEnv.lhs                       |    4 +-
> | > compiler/typecheck/TcErrors.lhs                    |   14 +-
> | > compiler/typecheck/TcExpr.lhs                      |   70 +-
> | > compiler/typecheck/TcGenDeriv.lhs                  |    3 +-
> | > compiler/typecheck/TcHsSyn.lhs                     |   34 +-
> | > compiler/typecheck/TcHsType.lhs                    |   17 +-
> | > compiler/typecheck/TcInstDcls.lhs                  |  233 +++-
> | > compiler/typecheck/TcInteract.lhs                  |  106 +-
> | > compiler/typecheck/TcMType.lhs                     |   47 +-
> | > compiler/typecheck/TcMatches.lhs                   |   10 +-
> | > compiler/typecheck/TcPat.lhs                       |   42 +-
> | > compiler/typecheck/TcRnDriver.lhs                  |   48 +-
> | > compiler/typecheck/TcRnMonad.lhs                   |    4 +-
> | > compiler/typecheck/TcRnTypes.lhs                   |    7 +-
> | > compiler/typecheck/TcRules.lhs                     |    1 -
> | > compiler/typecheck/TcSMonad.lhs                    |    8 +-
> | > compiler/typecheck/TcSimplify.lhs                  |    7 +-
> | > compiler/typecheck/TcSplice.lhs                    |   21 +-
> | > compiler/typecheck/TcTyClsDecls.lhs                |  264 +---
> | > compiler/typecheck/TcTyDecls.lhs                   |    2 +-
> | > compiler/typecheck/TcType.lhs                      |  321 ++---
> | > compiler/typecheck/TcUnify.lhs                     |  101 +-
> | > compiler/typecheck/TcUnify.lhs-boot                |    4 +-
> | > compiler/types/Coercion.lhs                        | 1553
> ++++++++++++--------
> | > compiler/types/FamInstEnv.lhs                      |   81 +-
> | > compiler/types/FunDeps.lhs                         |    6 +-
> | > compiler/types/InstEnv.lhs                         |    4 +-
> | > compiler/types/Kind.lhs                            |  232 +++
> | > compiler/types/OptCoercion.lhs                     |  538 +++----
> | > compiler/types/TyCon.lhs                           |  234 ++--
> | > compiler/types/Type.lhs                            |  677 ++++-----
> | > compiler/types/TypeRep.lhs                         |  556 ++++---
> | > compiler/types/TypeRep.lhs-boot                    |    3 +-
> | > compiler/types/Unify.lhs                           |   70 +-
> | > compiler/utils/Pair.lhs                            |   47 +
> | > compiler/vectorise/Vectorise.hs                    |    3 +-
> | > compiler/vectorise/Vectorise/Builtins/Base.hs      |    1 -
> | > .../vectorise/Vectorise/Builtins/Initialise.hs     |    1 -
> | > compiler/vectorise/Vectorise/Exp.hs                |    3 +-
> | > compiler/vectorise/Vectorise/Type/Env.hs           |    1 -
> | > compiler/vectorise/Vectorise/Type/PRepr.hs         |   11 +-
> | > compiler/vectorise/Vectorise/Type/Type.hs          |    1 -
> | > compiler/vectorise/Vectorise/Utils.hs              |    3 +-
> | > compiler/vectorise/Vectorise/Utils/Base.hs         |    2 +-
> | > compiler/vectorise/Vectorise/Utils/Closure.hs      |    1 -
> | > compiler/vectorise/Vectorise/Utils/Hoisting.hs     |    1 -
> | > compiler/vectorise/Vectorise/Utils/PADict.hs       |    7 +-
> | > compiler/vectorise/Vectorise/Utils/Poly.hs         |    1 -
> | > compiler/vectorise/Vectorise/Var.hs                |    1 -
> | > ghc/GhciTags.hs                                    |    7 +-
> | > 130 files changed, 4928 insertions(+), 4255 deletions(-)
> | >
> | >
> | >
> | >
> | > _______________________________________________
> | > Cvs-ghc mailing list
> | > Cvs-ghc@haskell.org
> | > http://www.haskell.org/mailman/listinfo/cvs-ghc
> |
>
>
> _______________________________________________
> Cvs-ghc mailing list
> Cvs-ghc@haskell.org
> http://www.haskell.org/mailman/listinfo/cvs-ghc
>
_______________________________________________
Cvs-ghc mailing list
Cvs-ghc@haskell.org
http://www.haskell.org/mailman/listinfo/cvs-ghc

Reply via email to