Trouble with ghc on linux x86_64

Fri Nov 14 10:21:35 EST 2008

On Fri, Nov 14, 2008 at 5:36 AM, Simon Marlow <marlowsd at gmail.com> wrote:
> Compiling and running executables should work fine, only GHCi is affected by
> the above bug.  Could you try -v when linking and see what stage is hanging?

Here is an example with a standard cabal Setup.lhs file. It outputs
the following and then hangs. When I look at "top" then there is an
"ld" process taking up almost zero cpu, but hundreds of MB of memory.

$ ghc -v --make Setup.lhs
Glasgow Haskell Compiler, Version 6.8.2, for Haskell 98, stage 2
booted by GHC version 6.8.2
Using package config file: /usr/lib/ghc-6.8.2/package.conf
wired-in package base mapped to base-3.0.1.0
wired-in package rts mapped to rts-1.0
wired-in package haskell98 mapped to haskell98-1.0.1.0
wired-in package template-haskell mapped to template-haskell-2.2.0.0
wired-in package ndp not found.
Hsc static flags: -static
*** Chasing dependencies:
Chasing modules from: Setup.lhs
Created temporary directory: /tmp/ghc3404_0
*** Literate pre-processor:
/usr/lib/ghc-6.8.2/unlit -h Setup.lhs Setup.lhs /tmp/ghc3404_0/ghc3404_0.lpp
Stable obj: []
Stable BCO: []
Ready for upsweep
  [NONREC
      ModSummary {
         ms_hs_date = Wed Dec 26 03:40:53 PST 2007
         ms_mod = main:Main,
         ms_imps = [Distribution.Simple]
         ms_srcimps = []
      }]
compile: input file /tmp/ghc3404_0/ghc3404_0.lpp
*** Checking old interface for main:Main:
[1 of 1] Compiling Main             ( Setup.lhs, Setup.o )
*** Parser:
*** Renamer/typechecker:
*** Desugar:
    Result size = 8
*** Simplify:
    Result size = 6
    Result size = 6
*** Tidy Core:
    Result size = 6
writeBinIface: 1 Names
writeBinIface: 17 dict entries
*** CorePrep:
    Result size = 6
*** Stg2Stg:
*** CodeGen:
*** CodeOutput:
*** Assembler:
gcc -I. -c /tmp/ghc3404_0/ghc3404_0.s -o Setup.o
*** Deleting temp files:
Deleting: /tmp/ghc3404_0/ghc3404_0.s
Upsweep completely successful.
*** Deleting temp files:
Deleting:
link: linkables are ...
LinkableM (Fri Nov 14 07:13:35 PST 2008) main:Main
   [DotO Setup.o]
Linking Setup ...
*** Linker:
gcc -v -o Setup Setup.o -L/usr/lib/ghc-6.8.2/lib/Cabal-1.2.3.0
-L/usr/lib/ghc-6.8.2/lib/containers-0.1.0.1
-L/usr/lib/ghc-6.8.2/lib/array-0.1.0.0
-L/usr/lib/ghc-6.8.2/lib/process-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/unix-2.3.0.0
-L/usr/lib/ghc-6.8.2/lib/directory-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/filepath-1.1.0.0
-L/usr/lib/ghc-6.8.2/lib/old-time-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/old-locale-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/pretty-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/base-3.0.1.0 -L/usr/lib/ghc-6.8.2
-lHSCabal-1.2.3.0 -lHScontainers-0.1.0.1 -lHSarray-0.1.0.0
-lHSprocess-1.0.0.0 -lHSunix-2.3.0.0 -lutil -ldl -lHSdirectory-1.0.0.0
-lHSfilepath-1.1.0.0 -lHSold-time-1.0.0.0 -lHSold-locale-1.0.0.0
-lHSpretty-1.0.0.0 -lHSbase-3.0.1.0 -lHSrts -lm -lgmp -ldl -lrt -u
base_GHCziBase_Izh_static_info -u base_GHCziBase_Czh_static_info -u
base_GHCziFloat_Fzh_static_info -u base_GHCziFloat_Dzh_static_info -u
base_GHCziPtr_Ptr_static_info -u base_GHCziWord_Wzh_static_info -u
base_GHCziInt_I8zh_static_info -u base_GHCziInt_I16zh_static_info -u
base_GHCziInt_I32zh_static_info -u base_GHCziInt_I64zh_static_info -u
base_GHCziWord_W8zh_static_info -u base_GHCziWord_W16zh_static_info -u
base_GHCziWord_W32zh_static_info -u base_GHCziWord_W64zh_static_info
-u base_GHCziStable_StablePtr_static_info -u
base_GHCziBase_Izh_con_info -u base_GHCziBase_Czh_con_info -u
base_GHCziFloat_Fzh_con_info -u base_GHCziFloat_Dzh_con_info -u
base_GHCziPtr_Ptr_con_info -u base_GHCziPtr_FunPtr_con_info -u
base_GHCziStable_StablePtr_con_info -u base_GHCziBase_False_closure -u
base_GHCziBase_True_closure -u base_GHCziPack_unpackCString_closure -u
base_GHCziIOBase_stackOverflow_closure -u
base_GHCziIOBase_heapOverflow_closure -u
base_GHCziIOBase_NonTermination_closure -u
base_GHCziIOBase_BlockedOnDeadMVar_closure -u
base_GHCziIOBase_BlockedIndefinitely_closure -u
base_GHCziIOBase_Deadlock_closure -u
base_GHCziIOBase_NestedAtomically_closure -u
base_GHCziWeak_runFinalizzerBatch_closure -u
base_GHCziConc_ensureIOManagerIsRunning_closure
Using built-in specs.
Target: x86_64-unknown-linux-gnu
Configured with: ../configure --prefix=/usr --enable-shared
--enable-languages=c,c++,fortran,objc,obj-c++,treelang
--enable-threads=posix --mandir=/usr/share/man --enable-__cxa_atexit
--disable-multilib --libdir=/usr/lib --libexecdir=/usr/lib
--enable-clocale=gnu --disable-libstdcxx-pch --with-tune=generic
Thread model: posix
gcc version 4.2.3
 /usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3/collect2 --eh-frame-hdr
-m elf_x86_64 --hash-style=both -dynamic-linker
/lib/ld-linux-x86-64.so.2 -o Setup -u base_GHCziBase_Izh_static_info
-u base_GHCziBase_Czh_static_info -u base_GHCziFloat_Fzh_static_info
-u base_GHCziFloat_Dzh_static_info -u base_GHCziPtr_Ptr_static_info -u
base_GHCziWord_Wzh_static_info -u base_GHCziInt_I8zh_static_info -u
base_GHCziInt_I16zh_static_info -u base_GHCziInt_I32zh_static_info -u
base_GHCziInt_I64zh_static_info -u base_GHCziWord_W8zh_static_info -u
base_GHCziWord_W16zh_static_info -u base_GHCziWord_W32zh_static_info
-u base_GHCziWord_W64zh_static_info -u
base_GHCziStable_StablePtr_static_info -u base_GHCziBase_Izh_con_info
-u base_GHCziBase_Czh_con_info -u base_GHCziFloat_Fzh_con_info -u
base_GHCziFloat_Dzh_con_info -u base_GHCziPtr_Ptr_con_info -u
base_GHCziPtr_FunPtr_con_info -u base_GHCziStable_StablePtr_con_info
-u base_GHCziBase_False_closure -u base_GHCziBase_True_closure -u
base_GHCziPack_unpackCString_closure -u
base_GHCziIOBase_stackOverflow_closure -u
base_GHCziIOBase_heapOverflow_closure -u
base_GHCziIOBase_NonTermination_closure -u
base_GHCziIOBase_BlockedOnDeadMVar_closure -u
base_GHCziIOBase_BlockedIndefinitely_closure -u
base_GHCziIOBase_Deadlock_closure -u
base_GHCziIOBase_NestedAtomically_closure -u
base_GHCziWeak_runFinalizzerBatch_closure -u
base_GHCziConc_ensureIOManagerIsRunning_closure
/usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3/../../../../lib/crt1.o
/usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3/../../../../lib/crti.o
/usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3/crtbegin.o
-L/usr/lib/ghc-6.8.2/lib/Cabal-1.2.3.0
-L/usr/lib/ghc-6.8.2/lib/containers-0.1.0.1
-L/usr/lib/ghc-6.8.2/lib/array-0.1.0.0
-L/usr/lib/ghc-6.8.2/lib/process-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/unix-2.3.0.0
-L/usr/lib/ghc-6.8.2/lib/directory-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/filepath-1.1.0.0
-L/usr/lib/ghc-6.8.2/lib/old-time-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/old-locale-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/pretty-1.0.0.0
-L/usr/lib/ghc-6.8.2/lib/base-3.0.1.0 -L/usr/lib/ghc-6.8.2
-L/usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3
-L/usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3
-L/usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3/../../../../lib
-L/lib/../lib -L/usr/lib/../lib
-L/usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3/../../.. Setup.o
-lHSCabal-1.2.3.0 -lHScontainers-0.1.0.1 -lHSarray-0.1.0.0
-lHSprocess-1.0.0.0 -lHSunix-2.3.0.0 -lutil -ldl -lHSdirectory-1.0.0.0
-lHSfilepath-1.1.0.0 -lHSold-time-1.0.0.0 -lHSold-locale-1.0.0.0
-lHSpretty-1.0.0.0 -lHSbase-3.0.1.0 -lHSrts -lm -lgmp -ldl -lrt -lgcc
--as-needed -lgcc_s --no-as-needed -lc -lgcc --as-needed -lgcc_s
--no-as-needed /usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3/crtend.o
/usr/lib/gcc/x86_64-unknown-linux-gnu/4.2.3/../../../../lib/crtn.o