Unable to build a profiled version of GHC Head

Matthew Pickering matthewtpickering at gmail.com
Tue Apr 9 14:07:24 UTC 2019


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
> >
> > _______________________________________________
> > ghc-devs mailing list
> > ghc-devs at haskell.org
> > http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs


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