[GHC] #8412: TH allows negative type-level integers
#8412: TH allows negative type-level integers -------------------------------------+------------------------------------- Reporter: monoidal | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Keywords: | Operating System: Unknown/Multiple Architecture: Unknown/Multiple | Type of failure: GHC accepts Difficulty: Easy (less than 1 | invalid program hour) | Test Case: Blocked By: | Blocking: Related Tickets: | -------------------------------------+------------------------------------- Similar to #8306, it is possible to create type-level -1 via {{{ type T = $(return $ LitT $ NumTyLit (-1)) }}} Easy to fix with new TH by moving the check from parser to renamer. I'm preparing a patch. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8412> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8412: TH allows negative type-level integers -------------------------------------+------------------------------------- Reporter: monoidal | Owner: Type: bug | Status: patch Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: GHC accepts | Difficulty: Easy (less than 1 invalid program | hour) Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------- Changes (by monoidal): * status: new => patch -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8412#comment:1> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8412: TH allows negative type-level integers -------------------------------------+------------------------------------- Reporter: monoidal | Owner: Type: bug | Status: patch Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: GHC accepts | Difficulty: Easy (less than 1 invalid program | hour) Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------- Comment (by Krzysztof Gogolewski <krz.gogolewski@…>): In [changeset:"2216b4d37fa12f7e9d16d8942d3ec9d0ad5376e6/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="2216b4d37fa12f7e9d16d8942d3ec9d0ad5376e6" Reject negative type-level integers created via TH (#8412) This commit moves the check from parser to renamer. }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8412#comment:3> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8412: TH allows negative type-level integers -------------------------------------+------------------------------------- Reporter: monoidal | Owner: Type: bug | Status: patch Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: GHC accepts | Difficulty: Easy (less than 1 invalid program | hour) Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------- Comment (by Krzysztof Gogolewski <krz.gogolewski@…>): In [changeset:"7a76405a81a718f7b1c72d4b9f7d7883abc1b77b/testsuite"]: {{{ #!CommitTicketReference repository="testsuite" revision="7a76405a81a718f7b1c72d4b9f7d7883abc1b77b" Test #8412 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8412#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8412: TH allows negative type-level integers -------------------------------------+------------------------------------- Reporter: monoidal | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: GHC accepts | Difficulty: Easy (less than 1 invalid program | hour) Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------- Changes (by monoidal): * status: patch => closed * resolution: => fixed Comment: Applied. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8412#comment:5> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8412: TH allows negative type-level integers -------------------------------------+------------------------------------- Reporter: monoidal | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: GHC accepts | Difficulty: Easy (less than 1 invalid program | hour) Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------- Comment (by Krzysztof Gogolewski <krz.gogolewski@…>): In [changeset:"7f9cef65d84bc4d745d85bcd3a01748cc2335a87/testsuite"]: {{{ #!CommitTicketReference repository="testsuite" revision="7f9cef65d84bc4d745d85bcd3a01748cc2335a87" Test #8412 (again) I forgot to git add a file. }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8412#comment:6> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
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