[Git][ghc/ghc][wip/ghc-9.8-forward-ports] 28 commits: primops: Introduce unsafeThawByteArray#

Ben Gamari (@bgamari) gitlab at gitlab.haskell.org
Tue Jul 25 12:28:53 UTC 2023



Ben Gamari pushed to branch wip/ghc-9.8-forward-ports at Glasgow Haskell Compiler / GHC


Commits:
c30cea53 by Ben Gamari at 2023-07-21T23:23:49-04:00
primops: Introduce unsafeThawByteArray#

This addresses an odd asymmetry in the ByteArray# primops, which
previously provided unsafeFreezeByteArray# but no corresponding
thaw operation.

Closes #22710

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87f9bd47 by Ben Gamari at 2023-07-21T23:23:49-04:00
testsuite: Elaborate in interface stability README

This discussion didn't make it into the original MR.

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e4350b41 by Matthew Pickering at 2023-07-21T23:24:25-04:00
Allow users to override non-essential haddock options in a Flavour

We now supply the non-essential options to haddock using the `extraArgs`
field, which can be specified in a Flavour so that if an advanced user
wants to change how documentation is generated then they can use
something other than the `defaultHaddockExtraArgs`.

This does have the potential to regress some packaging if a user has
overridden `extraArgs` themselves, because now they also need to add
the haddock options to extraArgs. This can easily be done by appending
`defaultHaddockExtraArgs` to their extraArgs invocation but someone
might not notice this behaviour has changed.

In any case, I think passing the non-essential options in this manner is
the right thing to do and matches what we do for the "ghc" builder,
which by default doesn't pass any optmisation levels, and would likewise
be very bad if someone didn't pass suitable `-O` levels for builds.

Fixes #23625

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fc186b0c by Ilias Tsitsimpis at 2023-07-21T23:25:03-04:00
ghc-prim: Link against libatomic

Commit b4d39adbb58 made 'hs_cmpxchg64()' available to all architectures.
Unfortunately this made GHC to fail to build on armel, since armel needs
libatomic to support atomic operations on 64-bit word sizes.

Configure libraries/ghc-prim/ghc-prim.cabal to link against libatomic,
the same way as we do in rts/rts.cabal.

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4f5538a8 by Matthew Pickering at 2023-07-21T23:25:39-04:00
simplifier: Correct InScopeSet in rule matching

The in-scope set passedto the `exprIsLambda_maybe` call lacked all the
in-scope binders. @simonpj suggests this fix where we augment the
in-scope set with the free variables of expression which fixes this
failure mode in quite a direct way.

Fixes #23630

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5ad8d597 by Krzysztof Gogolewski at 2023-07-21T23:26:17-04:00
Add a test for #23413

It was fixed by commit e1590ddc661d6: Add the SolverStage monad.

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7e05f6df by sheaf at 2023-07-21T23:26:56-04:00
Finish migration of diagnostics in GHC.Tc.Validity

This patch finishes migrating the error messages in GHC.Tc.Validity
to use the new diagnostic infrastructure.

It also refactors the error message datatypes for class and family
instances, to common them up under a single datatype as much as possible.

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4876fddc by Matthew Pickering at 2023-07-21T23:27:33-04:00
ci: Enable some more jobs to run in a marge batch

In !10907 I made the majority of jobs not run on a validate pipeline but
then forgot to renable a select few jobs on the marge batch MR.

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026991d7 by Jens Petersen at 2023-07-21T23:28:13-04:00
user_guide/flags.py: python-3.12 no longer includes distutils

packaging.version seems able to handle this fine

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b91bbc2b by Matthew Pickering at 2023-07-21T23:28:50-04:00
ci: Mention ~full-ci label in MR template

We mention that if you need a full validation pipeline then you can
apply the ~full-ci label to your MR in order to test against the full
validation pipeline (like we do for marge).

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42b05e9b by sheaf at 2023-07-22T12:36:00-04:00
RTS: declare setKeepCAFs symbol

Commit 08ba8720 failed to declare the dependency of keepCAFsForGHCi on
the symbol setKeepCAFs in the RTS, which led to undefined symbol errors
on Windows, as exhibited by the testcase frontend001.

Thanks to Moritz Angermann and Ryan Scott for the diagnosis and fix.

Fixes #22961

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a72015d6 by sheaf at 2023-07-22T12:36:01-04:00
Mark plugins-external as broken on Windows

This test is broken on Windows, so we explicitly mark it as such now
that we stop skipping plugin tests on Windows.

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cb9c93d7 by sheaf at 2023-07-22T12:36:01-04:00
Stop marking plugin tests as fragile on Windows

Now that b2bb3e62 has landed we are in a better situation with
regards to plugins on Windows, allowing us to unmark many plugin tests
as fragile.

Fixes #16405

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a7349217 by Krzysztof Gogolewski at 2023-07-22T12:36:37-04:00
Misc cleanup

- Remove unused RDR names
- Fix typos in comments
- Deriving: simplify boxConTbl and remove unused litConTbl
- chmod -x GHC/Exts.hs, this seems accidental

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33b6850a by Vladislav Zavialov at 2023-07-23T10:27:37-04:00
Visible forall in types of terms: Part 1 (#22326)

This patch implements part 1 of GHC Proposal #281,
introducing explicit `type` patterns and `type` arguments.

Summary of the changes:

1. New extension flag:
     RequiredTypeArguments

2. New user-facing syntax:
     `type p` patterns    (represented by EmbTyPat)
     `type e` expressions (represented by HsEmbTy)

3. Functions with required type arguments (visible forall)
   can now be defined and applied:
      idv :: forall a -> a -> a    -- signature   (relevant change: checkVdqOK in GHC/Tc/Validity.hs)
      idv (type a) (x :: a) = x    -- definition  (relevant change: tcPats in GHC/Tc/Gen/Pat.hs)
      x = idv (type Int) 42        -- usage       (relevant change: tcInstFun in GHC/Tc/Gen/App.hs)

4. template-haskell support:
      TH.TypeE corresponds to HsEmbTy
      TH.TypeP corresponds to EmbTyPat

5. Test cases and a new User's Guide section

Changes *not* included here are the t2t (term-to-type) transformation
and term variable capture; those belong to part 2.

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73b5c7ce by sheaf at 2023-07-23T10:28:18-04:00
Add test for #22424

This is a simple Template Haskell test in which we refer to
record selectors by their exact Names, in two different ways.

Fixes #22424

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0a7bf935 by Ben Gamari at 2023-07-25T08:28:38-04:00
hadrian: Ensure that way-flags are passed to CC

Previously the way-specific compilation flags (e.g. `-DDEBUG`,
`-DTHREADED_RTS`) would not be passed to the CC invocations. This meant
that C dependency files would not correctly reflect
dependencies predicated on the way, resulting in the rather
painful #23554.

Closes #23554.

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8395f7aa by Ben Gamari at 2023-07-25T08:28:39-04:00
Bump deepseq submodule to 1.5.

And bump bounds

(cherry picked from commit 1228d3a4a08d30eaf0138a52d1be25b38339ef0b)

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6f750cd1 by Ben Gamari at 2023-07-25T08:28:39-04:00
configure: Bump minimal boot GHC version to 9.4

(cherry picked from commit d3ffdaf9137705894d15ccc3feff569d64163e8e)

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a2c48785 by Ben Gamari at 2023-07-25T08:28:39-04:00
template-haskell: Bump version to 2.21.0.0

(cherry picked from commit bf57fc9aea1196f97f5adb72c8b56434ca4b87cb)

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98fbf984 by Ben Gamari at 2023-07-25T08:28:39-04:00
base: Bump version to 4.19

Updates all boot library submodules.

(cherry picked from commit 433d99a3c24a55b14ec09099395e9b9641430143)

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ba0c549e by Ben Gamari at 2023-07-25T08:28:39-04:00
testsuite: Normalise versions more aggressively

In backpack hashes can contain `+` characters.

(cherry picked from commit 024861af51aee807d800e01e122897166a65ea93)

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506ebd4a by Ben Gamari at 2023-07-25T08:28:39-04:00
testsuite: Declare bkpcabal08 as fragile

Due to spurious output changes described in #23648.

(cherry picked from commit c046a2382420f2be2c4a657c56f8d95f914ea47b)

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b7a999f1 by Ben Gamari at 2023-07-25T08:28:39-04:00
gitlab-ci: Only mark linker_unload_native as broken in static jobs

This test passes on dynamically-linked Alpine.

(cherry picked from commit f356a7e8ec8ec3d6b2b30fd175598b9b80065d87)

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2bafe31f by Ben Gamari at 2023-07-25T08:28:39-04:00
Update generate_bootstrap_plans

(cherry picked from commit c86a40553b37ba24d53586b3fe1f081ee32fae90)

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f2b158b3 by Ben Gamari at 2023-07-25T08:28:39-04:00
hadrian/bootstrap: Drop GHC 9.2 plans

(cherry picked from commit d58049efefd632e668b276357d6469b270587209)

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1d0fa085 by Ben Gamari at 2023-07-25T08:28:39-04:00
hadrian/bootstrap: Add 9.6.2 plans

(cherry picked from commit a79d1806ed887a64f79fea25921711caef2ae108)

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dc04412b by Ben Gamari at 2023-07-25T08:28:39-04:00
hadrian/bootstrap: Regenerate existing plans

(cherry picked from commit 4f142ee9ab0cca0274c33df6c49972cb40744a6c)

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30 changed files:

- .gitlab-ci.yml
- .gitlab/generate-ci/gen_ci.hs
- .gitlab/jobs.yaml
- .gitlab/merge_request_templates/Default.md
- compiler/GHC/Builtin/Names.hs
- compiler/GHC/Builtin/Names/TH.hs
- compiler/GHC/Builtin/primops.txt.pp
- compiler/GHC/Core.hs
- compiler/GHC/Core/DataCon.hs
- compiler/GHC/Core/Rules.hs
- compiler/GHC/Core/TyCon.hs
- compiler/GHC/Core/Type.hs
- compiler/GHC/Driver/Session.hs
- compiler/GHC/Hs/Expr.hs
- compiler/GHC/Hs/Pat.hs
- compiler/GHC/Hs/Syn/Type.hs
- compiler/GHC/Hs/Utils.hs
- compiler/GHC/HsToCore/Expr.hs
- compiler/GHC/HsToCore/Foreign/JavaScript.hs
- compiler/GHC/HsToCore/Match.hs
- compiler/GHC/HsToCore/Pmc/Desugar.hs
- compiler/GHC/HsToCore/Quote.hs
- compiler/GHC/HsToCore/Ticks.hs
- compiler/GHC/Iface/Ext/Ast.hs
- compiler/GHC/Parser.y
- compiler/GHC/Parser/PostProcess.hs
- compiler/GHC/Rename/Bind.hs
- compiler/GHC/Rename/Expr.hs
- compiler/GHC/Rename/Module.hs
- compiler/GHC/Rename/Pat.hs


The diff was not included because it is too large.


View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/compare/365660fba9660933924215c541913218b687a003...dc04412be27a62a3cdc7a2f286cab39f8010d12b

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