[Git][ghc/ghc][wip/or-pats] 19 commits: docs: move -xn flag beside --nonmoving-gc

David (@knothed) gitlab at gitlab.haskell.org
Wed Sep 13 07:21:21 UTC 2023



David pushed to branch wip/or-pats at Glasgow Haskell Compiler / GHC


Commits:
98166389 by Teo Camarasu at 2023-09-12T04:30:54-04:00
docs: move -xn flag beside --nonmoving-gc

It makes sense to have these beside each other as they are aliases.

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f367835c by Teo Camarasu at 2023-09-12T04:30:55-04:00
nonmoving: introduce a family of dense allocators

Supplement the existing power 2 sized nonmoving allocators with a family
of dense allocators up to a configurable threshold.

This should reduce waste from rounding up block sizes while keeping the
amount of allocator sizes manageable.

This patch:
  - Adds a new configuration option `--nonmoving-dense-allocator-count`
    to control the amount of these new dense allocators.
  - Adds some constants to `NonmovingAllocator` in order to keep
    marking fast with the new allocators.

Resolves #23340

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2b07bf2e by Teo Camarasu at 2023-09-12T04:30:55-04:00
Add changelog entry for #23340

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f96fe681 by sheaf at 2023-09-12T04:31:44-04:00
Use printGhciException in run{Stmt, Decls}

When evaluating statements in GHCi, we need to use printGhciException
instead of the printException function that GHC provides in order to
get the appropriate error messages that are customised for ghci use.

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d09b932b by psilospore at 2023-09-12T04:31:44-04:00
T23686: Suggest how to enable Language Extension when in ghci
Fixes #23686

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da30f0be by Matthew Craven at 2023-09-12T04:32:24-04:00
Unarise: Split Rubbish literals in function args

Fixes #23914.  Also adds a check to STG lint that
these args are properly unary or nullary after unarisation

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261b6747 by Matthew Pickering at 2023-09-12T04:33:04-04:00
darwin: Bump MAXOSX_DEPLOYMENT_TARGET to 10.13

This bumps the minumum supported version to 10.13 (High Sierra) which is
6 years old at this point.

Fixes #22938

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f418f919 by Mario Blažević at 2023-09-12T04:33:45-04:00
Fix TH pretty-printing of nested GADTs, issue #23937

This commit fixes `Language.Haskell.TH.Ppr.pprint` so that it correctly
pretty-prints GADTs declarations contained within data family instances.

Fixes #23937

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d7a64753 by John Ericson at 2023-09-12T04:34:20-04:00
Put hadrian non-bootstrap plans through `jq`

This makes it possible to review changes with conventional diffing
tools.

This is picking up where ad8cfed4195b1bbfc15b841f010e75e71f63157d left
off.

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ff0a709a by Sylvain Henry at 2023-09-12T08:46:28-04:00
JS: fix some tests

- Tests using Setup programs need to pass --with-hc-pkg
- Several other fixes

See https://gitlab.haskell.org/ghc/ghc/-/wikis/javascript-backend/bug_triage
for the current status

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fc86f0e7 by Krzysztof Gogolewski at 2023-09-12T08:47:04-04:00
Fix in-scope set assertion failure (#23918)

Patch by Simon

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21a906c2 by Matthew Pickering at 2023-09-12T17:21:04+02:00
Add -Winconsistent-flags warning

The warning fires when inconsistent command line flags are passed.

For example:

* -dynamic-too and -dynamic
* -dynamic-too on windows
* -O and --interactive
* etc

This is on by default and allows users to control whether the warning is
displayed and whether it should be an error or not.

Fixes #22572

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dfc4f426 by Krzysztof Gogolewski at 2023-09-12T20:31:35-04:00
Avoid serializing BCOs with the internal interpreter

Refs #23919

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e7b0ed5a by David Knothe at 2023-09-13T09:20:45+02:00
Implement Or Patterns (Proposal 0522)

This commit introduces a language extension, `OrPatterns`, as described in proposal 0522.

It extends the syntax by the production
`pat -> (one of pat1, ..., patk)`.
The or-pattern `pat` succeeds iff one of the patterns `pat1`, ..., `patk` succeed, in this order.

Currently, or-patterns cannot bind variables. They are still of great use as they discourage the use of wildcard patterns in favour of writing out all "default" cases explicitly:

```
isIrrefutableHsPat pat = case pat of
  ...
  (one of WildPat{}, VarPat{}, LazyPat{})
      = True
  (one of PArrPat{}, ConPatIn{}, LitPat{}, NPat{}, NPlusKPat{}, ListPat{})
      = False
```

This makes code safer where data types are extended now and then - just like GHC's `Pat` in the example when adding the new `OrPat` constructor. This would be catched by `-fwarn-incomplete-patterns`, but not when a wildcard pattern was used.

- Update submodule haddock.

stuff

Implement empty one of

Prohibit TyApps

Remove unused

update submodule haddock

Update tests

Parser.y

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f8f98573 by David Knothe at 2023-09-13T09:20:45+02:00
infixpat

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c9883747 by David Knothe at 2023-09-13T09:20:46+02:00
ppr&tests

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3120f8e6 by David Knothe at 2023-09-13T09:20:46+02:00
Fix PatSyn tests

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0edafd3f by David Knothe at 2023-09-13T09:20:46+02:00
Revert "Fix PatSyn tests"

This reverts commit af82f8db8f7e03e130c28ef09a2a2c9c5fffaa5a.

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553054b9 by David Knothe at 2023-09-13T09:20:46+02:00
Nonbreaking parser change

- - - - -


30 changed files:

- .gitlab/generate-ci/gen_ci.hs
- .gitlab/jobs.yaml
- compiler/GHC/Driver/Errors/Ppr.hs
- compiler/GHC/Driver/Flags.hs
- compiler/GHC/Driver/Session.hs
- compiler/GHC/Hs/Pat.hs
- compiler/GHC/Hs/Syn/Type.hs
- compiler/GHC/Hs/Utils.hs
- compiler/GHC/HsToCore/Match.hs
- compiler/GHC/HsToCore/Pmc/Check.hs
- compiler/GHC/HsToCore/Pmc/Desugar.hs
- compiler/GHC/HsToCore/Pmc/Types.hs
- compiler/GHC/HsToCore/Utils.hs
- compiler/GHC/Iface/Ext/Ast.hs
- compiler/GHC/Parser.y
- compiler/GHC/Parser/Annotation.hs
- compiler/GHC/Parser/Errors/Ppr.hs
- compiler/GHC/Parser/Errors/Types.hs
- compiler/GHC/Parser/Lexer.x
- compiler/GHC/Parser/PostProcess.hs
- compiler/GHC/Rename/Bind.hs
- compiler/GHC/Rename/Expr.hs
- compiler/GHC/Rename/Pat.hs
- compiler/GHC/Runtime/Interpreter.hs
- compiler/GHC/Stg/Lint.hs
- compiler/GHC/Stg/Unarise.hs
- compiler/GHC/Tc/Errors/Ppr.hs
- compiler/GHC/Tc/Errors/Types.hs
- compiler/GHC/Tc/Gen/Pat.hs
- compiler/GHC/Tc/Solver.hs


The diff was not included because it is too large.


View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/compare/af82f8db8f7e03e130c28ef09a2a2c9c5fffaa5a...553054b9b1071cbb46040e8b85603823e9b4da3d

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View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/compare/af82f8db8f7e03e130c28ef09a2a2c9c5fffaa5a...553054b9b1071cbb46040e8b85603823e9b4da3d
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