[Git][ghc/ghc][master] 3 commits: Linear types: fix kind inference when checking datacons

[Marge Bot]

 Marge Bot pushed to branch master at Glasgow Haskell Compiler / GHC


Commits:
b31a3360 by Krzysztof Gogolewski at 2020-09-29T00:32:05-04:00
Linear types: fix kind inference when checking datacons

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5830a12c by Vladislav Zavialov at 2020-09-29T00:32:05-04:00
New linear types syntax: a %p -> b (#18459)

Implements GHC Proposal #356

Updates the haddock submodule.

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bca4d36d by Vladislav Zavialov at 2020-09-29T00:32:05-04:00
Improve error messages for (a %m) without LinearTypes

Detect when the user forgets to enable the LinearTypes
extension and produce a better error message.

Steals the (a %m) syntax from TypeOperators, the workaround
is to write (a % m) instead.

- - - - -


30 changed files:

- compiler/GHC/Core/DataCon.hs
- compiler/GHC/Core/Multiplicity.hs
- compiler/GHC/Core/Opt/Arity.hs
- compiler/GHC/Core/Opt/Monad.hs
- compiler/GHC/Core/Opt/Simplify.hs
- compiler/GHC/Core/Opt/Simplify/Env.hs
- compiler/GHC/Core/SimpleOpt.hs
- compiler/GHC/Hs/Decls.hs
- compiler/GHC/Hs/Type.hs
- compiler/GHC/Parser.y
- compiler/GHC/Parser/Annotation.hs
- compiler/GHC/Parser/Lexer.x
- compiler/GHC/Parser/PostProcess.hs
- compiler/GHC/Tc/TyCl.hs
- compiler/GHC/Types/Id/Make.hs
- compiler/GHC/Utils/Outputable.hs
- docs/users_guide/9.0.1-notes.rst
- docs/users_guide/exts/linear_types.rst
- libraries/base/Data/Typeable/Internal.hs
- libraries/template-haskell/Language/Haskell/TH/Ppr.hs
- testsuite/tests/linear/should_compile/Linear1Rule.hs
- testsuite/tests/linear/should_compile/LinearConstructors.hs
- testsuite/tests/linear/should_compile/LinearEmptyCase.hs
- testsuite/tests/linear/should_compile/LinearGuards.hs
- testsuite/tests/linear/should_compile/LinearHole.hs
- testsuite/tests/linear/should_compile/LinearTH2.hs
- testsuite/tests/linear/should_compile/MultConstructor.hs
- testsuite/tests/linear/should_compile/OldList.hs
- testsuite/tests/linear/should_compile/Pr110.hs
- testsuite/tests/linear/should_compile/T18731.hs


The diff was not included because it is too large.


View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/compare/583a2070f1ad9162a365b034b27c3b80daafb8df...bca4d36dd835c1c31c8f3364113586e1aedc6787

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View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/compare/583a2070f1ad9162a365b034b27c3b80daafb8df...bca4d36dd835c1c31c8f3364113586e1aedc6787
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