[PATCH] Use posix_fallocate instead of ftruncate.

[Rafael Espíndola via llvm-commits]

This also makes lld marginally faster.

Cheers,
Rafael


On 19 July 2016 at 10:06, Rafael Espíndola <rafael.espindola at gmail.com> wrote:
> This makes sure that space is actually available. With this change
> running lld on a full file system causes it to exit with
>
>  failed to open foo: No space left on device
>
> instead of crashing with a sigbus.
>
> Cheers,
> Rafael
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