[Git][ghc/ghc][wip/expand-do] 15 commits: Add changelog entry for specialised Enum Int64/Word64 instances

Apoorv Ingle (@ani) gitlab at gitlab.haskell.org
Mon Aug 14 21:04:20 UTC 2023



Apoorv Ingle pushed to branch wip/expand-do at Glasgow Haskell Compiler / GHC


Commits:
d7047e0d by Jaro Reinders at 2023-08-14T04:41:42-04:00
Add changelog entry for specialised Enum Int64/Word64 instances

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52f5e8fb by cydparser at 2023-08-14T04:42:20-04:00
Fix -ddump-to-file and -ddump-timings interaction (#20316)

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1274c5d6 by cydparser at 2023-08-14T04:42:20-04:00
Update release notes (#20316)

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8e699b23 by Matthew Pickering at 2023-08-14T10:44:47-04:00
base: Add changelog entry for CLC #188

This proposal modified the implementations of copyBytes, moveBytes and
fillBytes (as detailed in the proposal)

https://github.com/haskell/core-libraries-committee/issues/188

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026f040a by Matthew Pickering at 2023-08-14T10:45:23-04:00
packaging: Build manpage in separate directory to other documentation

We were installing two copies of the manpage:

* One useless one in the `share/doc` folder, because we copy the doc/
  folder into share/
* The one we deliberately installed into `share/man` etc

The solution is to build the manpage into the `manpage` directory when
building the bindist, and then just install it separately.

Fixes #23707

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524c60c8 by Bartłomiej Cieślar at 2023-08-14T13:46:33-04:00
Report deprecated fields bound by record wildcards when used

This commit ensures that we emit the appropriate warnings when
a deprecated record field bound by a record wildcard is used.

For example:

    module A where
    data Foo = Foo {x :: Int, y :: Bool, z :: Char}

    {-# DEPRECATED x "Don't use x" #-}
    {-# WARNING y "Don't use y" #-}

    module B where
    import A

    foo (Foo {..}) = x

This will cause us to emit a "Don't use x" warning, with location the
location of the record wildcard. Note that we don't warn about `y`,
because it is unused in the RHS of `foo`.

Fixes #23382

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d6130065 by Matthew Pickering at 2023-08-14T13:47:11-04:00
Add zstd suffix to jobs which rely on zstd

This was causing some confusion as the job was named simply
"x86_64-linux-deb10-validate", which implies a standard configuration
rather than any dependency on libzstd.

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e24e44fc by Matthew Pickering at 2023-08-14T13:47:11-04:00
ci: Always run project-version job

This is needed for the downstream test-primops pipeline to workout what
the version of a bindist produced by a pipeline is.

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f17b9d62 by Matthew Pickering at 2023-08-14T13:47:11-04:00
gen_ci: Rework how jobs-metadata.json is generated

* We now represent a job group a triple of Maybes, which makes it easier
  to work out when jobs are enabled/disabled on certain pipelines.

```
data JobGroup a = StandardTriple { v :: Maybe (NamedJob a)
                                 , n :: Maybe (NamedJob a)
                                 , r :: Maybe (NamedJob a) }
```

* `jobs-metadata.json`  generation is reworked using the following
  algorithm.
  - For each pipeline type, find all the platforms we are doing builds
    for.
  - Select one build per platform
  - Zip together the results

This way we can choose different pipelines for validate/nightly/release
which makes the metadata also useful for validate pipelines. This
feature is used by the test-primops downstream CI in order to select the
right bindist for testing validate pipelines.

This makes it easier to inspect which jobs are going to be enabled on a
particular pipeline.

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f9a5563d by Matthew Pickering at 2023-08-14T13:47:11-04:00
gen_ci: Rules rework

In particular we now distinguish between whether we are dealing with a
Nightly/Release pipeline (which labels don't matter for) and a validate
pipeline where labels do matter.

The overall goal here is to allow a disjunction of labels for validate
pipelines, for example,

> Run a job if we have the full-ci label or test-primops label

Therefore the "ValidateOnly" rules are treated as a set of disjunctions
rather than conjunctions like before.

What this means in particular is that if we want to ONLY run a job if a
label is set, for example, "FreeBSD" label then we have to override the
whole label set.

Fixes #23772

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d54b0c1d by Matthew Pickering at 2023-08-14T13:47:11-04:00
ci: set -e for lint-ci-config scripts

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994a9b35 by Matthew Pickering at 2023-08-14T13:47:11-04:00
ci: Fix job metadata generation

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38b6c7ef by Apoorv Ingle at 2023-08-14T15:57:09-05:00
Fixes #18324 #23147 #20020
Expands do notation before typechecking using `HsExpansion`
- Adds testcases T18324, T18324b, DoubleMatch
Expands
- Do statements
- Monadic do statements
- monadic fix blocks
- make sure fail is used for pattern match failures in bind statments
- Makes sure unused binds generate warnings
- runs the pattern match check in generated lambda exprs to avoid getting suprious pattern match failures. c.f. pmcheck/should_compile/DoubleMatch.hs
- PopSrcSpan in HsExpr to pop error context
- Discards default monad fail alternatives that are spuriously generated
- Make sure we check for generated loc span for checking if the (>>) is user written or expanded for /do/ purposes

- Add PopSrcSpan (XXExprGhcRn) in appropriate places while expanding statements
- correct source spans displayed for warnDiscardedDoBindings
- use `mkExpandStmt` to store original stmts along with expanded expr for using the right context for error message printing
- improves error messages for applicative do
- remove special case from isMatchContextPmChecked (long distance info is now properly propogated)
- set correct src spans to statement expansions
- Match ctxt while type checking HsLam is different if the lambda match is due to an expression generated from a do block
- call tcExpr and not tcApp in PopSrcSpan so make sure impredicativity works fine
- look into XExprs in tcInferAppHead_maybe for infering the type to make T18324 typecheck and run

- make the ExpandedStmt generated expression location-less
- Introduce ExpansionStmt for proper `hsSplitApps`
- Introduce `VAExpansionStmt` that is just like `VAExpansion` but for statements
- Aligning expand stmt context pushing on error stack.
- Pop error context while checking do expansion generated GRHSs inside HsLam so that we do not print the previous statement error context
- makes template haskell happy
- some fix for let expansions
- refactor tcExpr into tcExpr and tcXExpr

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51dd0deb by Apoorv Ingle at 2023-08-14T15:57:15-05:00
adding Note and references

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ed00a852 by Apoorv Ingle at 2023-08-14T16:04:07-05:00
make monad fail errors normal again

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26 changed files:

- .gitlab-ci.yml
- .gitlab/generate-ci/gen_ci.hs
- .gitlab/generate-ci/generate-job-metadata
- .gitlab/generate-ci/generate-jobs
- .gitlab/jobs.yaml
- compiler/GHC/Hs/Expr.hs
- compiler/GHC/Hs/Instances.hs
- compiler/GHC/Hs/Pat.hs
- compiler/GHC/Hs/Syn/Type.hs
- compiler/GHC/Hs/Utils.hs
- compiler/GHC/HsToCore/Arrows.hs
- compiler/GHC/HsToCore/Expr.hs
- compiler/GHC/HsToCore/Match.hs
- compiler/GHC/HsToCore/Pmc.hs
- compiler/GHC/HsToCore/Quote.hs
- compiler/GHC/HsToCore/Ticks.hs
- compiler/GHC/Iface/Ext/Ast.hs
- compiler/GHC/Rename/Bind.hs
- compiler/GHC/Rename/Env.hs
- compiler/GHC/Rename/Expr.hs
- compiler/GHC/Rename/Pat.hs
- compiler/GHC/Rename/Utils.hs
- compiler/GHC/Tc/Deriv/Generate.hs
- compiler/GHC/Tc/Gen/App.hs
- compiler/GHC/Tc/Gen/Expr.hs
- compiler/GHC/Tc/Gen/Head.hs


The diff was not included because it is too large.


View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/compare/58cf530eca339e02dcca5ffce597d36b37f48c1a...ed00a8527ce039498fd13494a2790efe41cb99ca

-- 
View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/compare/58cf530eca339e02dcca5ffce597d36b37f48c1a...ed00a8527ce039498fd13494a2790efe41cb99ca
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