[FFmpeg-devel] [PATCH 2/3] configure: Set large address aware.

[wm4]

On Sun, 21 Sep 2014 10:17:15 +0100
Reimar Döffinger <Reimar.Doeffinger at gmx.de> wrote:

> Allows 32 bit version of FFmpeg to use up to 4 GB of RAM
> instead of just 2 GB on Windows if the OS can provide it.
> 
> Signed-off-by: Reimar Döffinger <Reimar.Doeffinger at gmx.de>
> ---
>  configure | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/configure b/configure
> index 2c6db81..dec1cfc 100755
> --- a/configure
> +++ b/configure
> @@ -3951,6 +3951,7 @@ case $target_os in
>          enabled shared && ! enabled small && check_cmd $windres --version && enable gnu_windres
>          check_ldflags -Wl,--nxcompat
>          check_ldflags -Wl,--dynamicbase
> +        check_ldflags -Wl,--large-address-aware
>          shlibdir_default="$bindir_default"
>          SLIBPREF=""
>          SLIBSUF=".dll"

Is that really a good idea? ptrdiff_t can overflow in this case.