Unable to build a profiled version of GHC Head

[Matthew Pickering]

Ticket: https://gitlab.haskell.org/ghc/ghc/issues/16562

Not working on this anymore today.

Matt

On Tue, Apr 9, 2019 at 3:07 PM Matthew Pickering
<matthewtpickering at gmail.com> wrote:
>
> Seems like the cause is that the `profiledDynamic` way is not enabled.
> Testing out a patch to fix this locally now.
>
> Matt
>
> On Tue, Apr 9, 2019 at 2:54 PM Matthew Pickering
> <matthewtpickering at gmail.com> wrote:
> >
> > Hi Roland,
> >
> > I can reproduce this. No idea about how to fix it at the moment but
> > looks like a bug in hadrian.
> >
> > Matt
> >
> > On Tue, Apr 9, 2019 at 11:20 AM Roland Senn <rsx at bluewin.ch> wrote:
> > >
> > > Hi,
> > >
> > >
> > > I'm unable to build a profiled version of GHC Head. I did:
> > >
> > >
> > >   git clone --recursive https://gitlab.haskell.org/ghc/ghc ghcprof
> > >
> > >   cd ghcprof
> > >
> > >   git remote set-url --add origin https://gitlab.haskell.org/RolandSenn/ghc
> > >
> > >   git remote set-url --delete origin https://gitlab.haskell.org/ghc/ghc
> > >
> > >   git remote add upstream https://gitlab.haskell.org/ghc/ghc
> > >
> > >   git fetch upstream
> > >
> > >   git push origin master
> > >
> > >   hadrian/build.sh -c --flavour=prof -j2
> > >
> > >
> > > I get the follwoing failure:
> > >
> > >
> > >   ...
> > >
> > >   | Run Ghc CompileCWithGhc Stage1: utils/hp2ps/Utilities.c => _build/stage1/utils/hp2ps/build/c/Utilities.dyn_o
> > >
> > >   | Run Cc FindCDependencies Stage1: libraries/ghc-prim/cbits/atomic.c => _build/stage1/libraries/ghc-prim/build/c/cbits/atomic.p_o.d
> > >
> > >   | Run Ghc CompileCWithGhc Stage1: libraries/ghc-prim/cbits/atomic.c => _build/stage1/libraries/ghc-prim/build/c/cbits/atomic.p_o
> > >
> > >   | Run HsCpp: compiler/prelude/primops.txt.pp => _build/stage1/compiler/build/primops.txt
> > >
> > >   | Run GenPrimopCode: _build/stage1/compiler/build/primops.txt => _build/stage1/libraries/ghc-prim/build/GHC/Prim.hs
> > >
> > >   libraries/ghc-prim/cbits/atomic.c: In function ‘hs_atomic_nand8’:
> > >
> > >
> > >   libraries/ghc-prim/cbits/atomic.c:181:10: error:
> > >
> > >        note: ‘__sync_fetch_and_nand’ changed semantics in GCC 4.4
> > >
> > >          return __sync_fetch_and_nand((volatile StgWord8 *) x, (StgWord8) val);
> > >
> > >                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > >
> > >       |
> > >
> > >   181 |   return __sync_fetch_and_nand((volatile StgWord8 *) x, (StgWord8) val);
> > >
> > >       |          ^
> > >
> > >   | Run Cc FindCDependencies Stage1: libraries/ghc-prim/cbits/pext.c => _build/stage1/libraries/ghc-prim/build/c/cbits/pext.dyn_o.d
> > >
> > >   | Run Cc FindCDependencies Stage1: utils/hp2ps/Main.c => _build/stage1/utils/hp2ps/build/c/Main.dyn_o.d
> > >
> > >   | Run Ghc CompileCWithGhc Stage1: libraries/ghc-prim/cbits/pext.c => _build/stage1/libraries/ghc-prim/build/c/cbits/pext.dyn_o
> > >
> > >   | Run GenPrimopCode: _build/stage1/compiler/build/primops.txt => _build/stage1/libraries/ghc-prim/build/GHC/PrimopWrappers.hs
> > >
> > >   | Run Ghc FindHsDependencies Stage1: libraries/ghc-prim/GHC/CString.hs (and 7 more) => _build/stage1/libraries/ghc-prim/.dependencies.mk
> > >
> > >   | Run Ghc CompileCWithGhc Stage1: libraries/ghc-prim/cbits/pext.c => _build/stage1/libraries/ghc-prim/build/c/cbits/pext.p_o
> > >
> > >   | Remove file _build/stage1/libraries/ghc-prim/.dependencies.mk.bak
> > >
> > >   Error when running Shake build system:
> > >
> > >     at action, called at src/Rules.hs:68:19 in main:Rules
> > >
> > >     at need, called at src/Rules.hs:85:5 in main:Rules
> > >
> > >   * Depends on: _build/stage1/bin/ghc
> > >
> > >     at need, called at src/Utilities.hs:71:18 in main:Utilities
> > >
> > >   * Depends on: _build/stage1/libraries/ghc-prim/build/libHSghc-prim-0.6.1_p-ghc8.9.20190408.so
> > >
> > >     at need, called at src/Rules/Library.hs:121:5 in main:Rules.Library
> > >
> > >   * Depends on: _build/stage1/libraries/ghc-prim/build/GHC/IntWord64.p_dyn_o
> > >
> > >     at error, called at src/Hadrian/Oracles/TextFile.hs:65:20 in main:Hadrian.Oracles.TextFile
> > >
> > >   * Raised the exception:
> > >
> > >   No dependencies found for file '_build/stage1/libraries/ghc-prim/build/GHC/IntWord64.p_dyn_o'
> > >
> > >
> > > I'm using Debian 9; x64_86;  GHC 8.6.3; gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516
> > >
> > > Any ideas what's wrong?
> > >
> > >
> > > Many thanks and kind regards
> > >
> > >    Roland
> > >
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> > > ghc-devs at haskell.org
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