March 2015 - ghc-tickets

[GHC] #10208: libffi issues executable stacks on i386
by GHC 03 Apr '15

03 Apr '15

#10208: libffi issues executable stacks on i386 -----------------------------------------+--------------------------------- Reporter: slyfox | Owner: simonmar Type: bug | Status: new Priority: normal | Milestone: 7.10.2 Component: Runtime System | Version: 7.10.1 Keywords: | Operating System: Linux Architecture: x86 | Type of failure: None/Unknown Test Case: | Blocked By: Blocking: | Related Tickets: Differential Revisions: D764 | -----------------------------------------+--------------------------------- Noticed today when built binaries for i386-gentoo-linux. Latest build phase checks for executable stacks in final result. {{{ * RWX --- --- usr/lib/ghc-7.10.1/rts/libffi.so.6.0.2 * RWX --- --- usr/lib/ghc-7.10.1/rts/libffi.so * RWX --- --- usr/lib/ghc-7.10.1/rts/libffi.so.6 * !WX --- --- usr/lib/ghc-7.10.1/rts/libCffi.a:win32.o * !WX --- --- usr/lib/ghc-7.10.1/rts/libCffi_p.a:win32.o * !WX --- --- usr/lib/ghc-7.10.1/rts/libCffi_l.a:win32.o * !WX --- --- usr/lib/ghc-7.10.1/rts/libCffi_debug.a:win32.o * !WX --- --- usr/lib/ghc-7.10.1/rts/libCffi_thr.a:win32.o * !WX --- --- usr/lib/ghc-7.10.1/rts/libCffi_thr_debug.a:win32.o * !WX --- --- usr/lib/ghc-7.10.1/rts/libCffi_thr_l.a:win32.o * !WX --- --- usr/lib/ghc-7.10.1/rts/libCffi_thr_p.a:win32.o }}} Issue first found and fixed in gentoo: http://bugs.gentoo.org/511634 and then sent upstream: http://sourceware.org/ml/libffi-discuss/2014/msg00058.html -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10208> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #10213: GHC User Guide documentation of -fwarn-tabs is now incorrect
by GHC 03 Apr '15

03 Apr '15

#10213: GHC User Guide documentation of -fwarn-tabs is now incorrect -------------------------------------+------------------------------------- Reporter: bmjames | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: | Version: 7.10.1 Documentation | Operating System: Unknown/Multiple Keywords: | Type of failure: Documentation Architecture: | bug Unknown/Multiple | Blocked By: Test Case: | Related Tickets: Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- The [https://downloads.haskell.org/~ghc/7.10.1/docs/users_guide.pdf GHC user guide], section 1.5.2.2: -fwarn-tabs warning flag is turned on by default with this release of GHC. However, section 4.8, regarding -fwarn-tabs, still says: This warning is off by default. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10213> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #9737: List ANN in pragmas chapter of user manual
by GHC 01 Apr '15

01 Apr '15

#9737: List ANN in pragmas chapter of user manual -------------------------------------+------------------------------------- Reporter: goldfire | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Documentation | Version: 7.8.3 Keywords: | Operating System: Architecture: Unknown/Multiple | Unknown/Multiple Difficulty: Unknown | Type of failure: Blocked By: | None/Unknown Related Tickets: | Test Case: | Blocking: | Differential Revisions: -------------------------------------+------------------------------------- That chapter seems to be a comprehensive listing of pragmas. It should fulfill that promise. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9737> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #10220: Imports from `.hspp` and `.hscpp` files not loaded in --make mode
by GHC 01 Apr '15

01 Apr '15

#10220: Imports from `.hspp` and `.hscpp` files not loaded in --make mode -------------------------------------+------------------------------------- Reporter: thomie | Owner: thomie Type: bug | Status: new Priority: normal | Milestone: 7.12.1 Component: Driver | Version: 7.8.1 Keywords: | Operating System: Unknown/Multiple Architecture: | Type of failure: None/Unknown Unknown/Multiple | Blocked By: Test Case: | Related Tickets: Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- This is a regression. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10220> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7835: ghc --make: allow passign .cmm, .c and .hs files in one command line
by GHC 31 Mar '15

31 Mar '15

#7835: ghc --make: allow passign .cmm, .c and .hs files in one command line -------------------------------------+------------------------------------- Reporter: slyfox | Owner: Type: feature request | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 7.6.2 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: None/Unknown | Unknown/Multiple Blocked By: | Test Case: Related Tickets: | driver/T7835/T7835 | Blocking: | Differential Revisions: -------------------------------------+------------------------------------- Changes (by thomie): * testcase: => driver/T7835/T7835 Comment: In commit c93e866869fba09c119ea5e99724fddaf335ed01: {{{ Author: Ian Lynagh <> Date: Tue Jul 30 22:11:31 2013 +0100 Add a test for #7835 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7835#comment:2> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #10219: ghc -x hspp test.hspp: cannot compile to this file to desired target
by GHC 31 Mar '15

31 Mar '15

#10219: ghc -x hspp test.hspp: cannot compile to this file to desired target -------------------------------------+------------------------------------- Reporter: thomie | Owner: thomie Type: bug | Status: new Priority: normal | Milestone: 7.12.1 Component: Driver | Version: 7.10.1 Keywords: | Operating System: Unknown/Multiple Architecture: | Type of failure: GHC rejects Unknown/Multiple | valid program Test Case: | Blocked By: Blocking: | Related Tickets: Differential Revisions: | -------------------------------------+------------------------------------- -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10219> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7563: Passing -C flag causes the 'impossible' to happen
by GHC 31 Mar '15

31 Mar '15

#7563: Passing -C flag causes the 'impossible' to happen -------------------------------------------------+------------------------- Reporter: jstolarek | Owner: igloo Type: bug | Status: closed Priority: normal | Milestone: 7.8.1 Component: Driver | Version: 7.7 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Incorrect warning at | Unknown/Multiple compile-time | Test Case: T7563 Blocked By: | Blocking: Related Tickets: | -------------------------------------------------+------------------------- Comment (by Thomas Miedema <thomasmiedema@…>): In [changeset:"9e073ce41ff471d0b734ace095ece2a3e4c02f68/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="9e073ce41ff471d0b734ace095ece2a3e4c02f68" Explicitly check for -C on registerised build (#7563) Show a more descriptive error message. Reviewed By: austin Differential Revision: https://phabricator.haskell.org/D775 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7563#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #10222: Data.Foldable should have genericLength
by GHC 31 Mar '15

31 Mar '15

#10222: Data.Foldable should have genericLength -------------------------------------+------------------------------------- Reporter: uznx | Owner: Type: feature | Status: new request | Milestone: Priority: normal | Version: 7.10.1 Component: | Operating System: Unknown/Multiple libraries/base | Type of failure: None/Unknown Keywords: | Blocked By: Architecture: | Related Tickets: Unknown/Multiple | Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- The "length" function in Data.Foldable has its return type hardcoded to "Int". There should also be a genericLength function which can return any Num type, similar to Data.List.genericLength. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10222> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #3699: Wildcards in type functions
by GHC 30 Mar '15

30 Mar '15

#3699: Wildcards in type functions -------------------------------------+------------------------------------- Reporter: | Owner: MartijnVanSteenbergen | Status: new Type: feature request | Milestone: 7.12.1 Priority: low | Version: 6.10.4 Component: Compiler (Type | Keywords: newcomer checker) | Architecture: Resolution: | Unknown/Multiple Operating System: Unknown/Multiple | Test Case: Type of failure: None/Unknown | Blocking: Blocked By: | Differential Revisions: Related Tickets: | -------------------------------------+------------------------------------- Comment (by dalaing): I thought about this a little last night and realised that the resolution should be the same as for unused type variables. Your comment confirms that and gives a few hints on where to get started - so thanks heaps! -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/3699#comment:16> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #4806: Make error message more user friendly when module is not found because package is unusable
by GHC 30 Mar '15

30 Mar '15

#4806: Make error message more user friendly when module is not found because package is unusable -------------------------------------+------------------------------------- Reporter: mitar | Owner: Type: feature request | Status: infoneeded Priority: low | Milestone: 7.12.1 Component: Compiler | Version: 7.0.1 Resolution: | Keywords: newcomer Operating System: Unknown/Multiple | Architecture: Type of failure: None/Unknown | Unknown/Multiple Blocked By: | Test Case: Related Tickets: | Blocking: | Differential Revisions: -------------------------------------+------------------------------------- Changes (by thomie): * keywords: => newcomer -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/4806#comment:8> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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