[LLVMdev] Clang question

[Eli Friedman]

On Mon, Mar 5, 2012 at 3:09 PM, Ryan Taylor <ryta1203 at gmail.com> wrote:
> Owen,
>
>   Nevermind. bb-vectorize causes this optimization I see, I have disabled
> it.
>
>   I am still curious though, what is the syntactically correct way to just
> remove the -memcpy using -fno-builtin, I have tried both
> -fno-builtin[-memcpy] and the "gcc" version -fno-builtin-memcpy?

It's a known issue that we don't support -fno-builtin-memcpy etc.  As
far as I know, nobody really considers it a priority.

-Eli