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Re: unhappy darwin -Dusemorebits (was Re: Smoke [5.17.4]v5.17.3-184-g699aa44 FAIL(F) darwin 12.1.0 (Intel Core 2 Duo/))

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From:
Reini Urban
Date:
September 4, 2012 12:00
Subject:
Re: unhappy darwin -Dusemorebits (was Re: Smoke [5.17.4]v5.17.3-184-g699aa44 FAIL(F) darwin 12.1.0 (Intel Core 2 Duo/))
Message ID:
CAHiT=DEJ+Pj-nyoLhzNot1whpZYcajb-83QTpW+ykgogRb8NkA@mail.gmail.com
On Tue, Sep 4, 2012 at 9:02 AM, Andy Dougherty <doughera@lafayette.edu> wrote:
> diff --git a/Configure b/Configure
> index a1ba981..7fa1804 100755
> --- a/Configure
> +++ b/Configure
> @@ -19022,11 +19022,10 @@ Revision='$Revision'
>
>  : check for alignment requirements
>  echo " "
> -case "$usecrosscompile$multiarch" in
> +case "$usecrosscompile" in
>  *$define*)
>         $cat <<EOM
> -You seem to be either cross-compiling or doing a multiarchitecture build,
> -skipping the memory alignment check.
> +You seem to be cross-compiling.  Skipping the memory alignment check.
>
>  EOM
>         case "$alignbytes" in
> @@ -19064,6 +19063,17 @@ EOCP
>                         dflt='8'
>                         echo "(I can't seem to compile the test program...)"
>                 fi
> +               case "$multiarch" in
> +               *$define*)
> +                       : The usual safe value is 8, but Darwin with -Duselongdouble
> +                       : needs 16.  Hence, we will take 8 as a minimum, but allow
> +                       : Configure to pick a larger value if needed.
> +                       if $test "$dflt" -lt 8; then
> +                           dflt='8'
> +                               echo "Setting alignment to 8 for multiarch support.">&4
> +                       fi
> +                       ;;
> +               esac
>                 ;;
>         *) dflt="$alignbytes"
>                 ;;

Doesn't solaris with their cc/CC also requires 16?
-- 
Reini Urban
http://cpanel.net/   http://www.perl-compiler.org/

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