Validate of GHC HEAD freezes on FreeBSD

[Kazu Yamamoto ( 山本和彦 )]

Hi,

I confirmed that testsuite/timeout/install-inplace/bin/timeout.py does
not receive SIGALRM, so it is waiting forever.

Any suggestions to fix this?

--Kazu

> Hello,
> 
> The "validate" script against GHC HEAD freezes on FreeBSD 9.1.
> After sync-all, I did as follow:
> 
> ----------------------------------------------------------------
> % config_args="--with-iconv-includes=/usr/local/include --with-iconv-libraries=/usr/local/lib --with-gmp-includes=/usr/local/include --with-gmp-libraries=/usr/local/lib --with-gcc=/usr/local/bin/gcc47" CPUS=10 sh validate
> ----------------------------------------------------------------
> 
> This stopped quickly due to this problem:
> 	http://hackage.haskell.org/trac/ghc/ticket/7592
> 
> Then I executed "validate" with "--no-clean" again.
> 
> ----------------------------------------------------------------
> % config_args="--with-iconv-includes=/usr/local/include --with-iconv-libraries=/usr/local/lib --with-gmp-includes=/usr/local/include --with-gmp-libraries=/usr/local/lib --with-gcc=/usr/local/bin/gcc47" CPUS=10 sh validate --no-clean
> ----------------------------------------------------------------
> 
> GHC could be compiled and tests started. But this resulted in:
> 
> ----------------------------------------------------------------
> cd ../../libraries/base/tests && '/usr/home/kazu/work/ghc/bindisttest/install   dir/bin/ghc' -fforce-recomp -dcore-lint -dcmm-lint -dno-debug-output -no-user-package-db -rtsopts -fno-ghci-history -o qsemn001 qsemn001.hs    >qsemn001.comp.stderr 2>&1
> cd ../../libraries/base/tests && ./T5962    </dev/null >T5962.run.stdout 2>T5962.run.stderr
> cd ../../libraries/base/tests && ./5943    </dev/null >5943.run.stdout 2>5943.run.stderr
> cd ../../libraries/base/tests && ./T7034    </dev/null >T7034.run.stdout 2>T7034.run.stderr
> cd ../../libraries/base/tests && ./qsem001    </dev/null >qsem001.run.stdout 2>qsem001.run.stderr
> cd ../../libraries/base/tests && ./qsemn001    </dev/null >qsemn001.run.stdout 2>qsemn001.run.stderr
> 
> Wrong exit code (expected 0 , actual 9 )
> Stdout:
> 
> Stderr:
> 
> *** unexpected failure for Chan002(normal)
> ----------------------------------------------------------------
> 
> And waiting for something forever.
> 
> Does anyone understand what happened?
> 
> Note that I can build GHC HEAD by typing "gmake" (v3.82 installed by
> the ports system) twice.
> 
> This is a serious problem for us since we want to merge our code to
> GHC HEAD. "validate" against GHC with our code on Linux and Mac passed
> so far. But "validate" against even vanilla GHC freezes.
> 
> P.S.
> 
> On FreeBSD, I applied the following patch for validate since
> unused-but-set-variable is not available.
> 
> diff --git a/mk/validate-settings.mk b/mk/validate-settings.mk
> index 399bf0e..378a3e6 100644
> --- a/mk/validate-settings.mk
> +++ b/mk/validate-settings.mk
> @@ -13,7 +13,7 @@ HADDOCK_DOCS    = YES
>  # Debian doesn't turn -Werror=unused-but-set-variable on by default, so
>  # we turn it on explicitly for consistency with other users
>  ifeq "$(GccLT46)" "NO"
> -SRC_CC_WARNING_OPTS += -Werror=unused-but-set-variable
> +#SRC_CC_WARNING_OPTS += -Werror=unused-but-set-variable
>  # gcc 4.6 gives 3 warning for giveCapabilityToTask not being inlined
>  SRC_CC_WARNING_OPTS += -Wno-error=inline
>  endif
> 
> --Kazu
> 
> 
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