[R-pkg-devel] How to use O4 flag in an RCpp project?

[Kasper Daniel Hansen]

You set the systems compile options when you run configure for R. Like
  .configure \
     CFLAG="-O4"
and then you do the usual
  make
(you need to set a lot more stuff for this to work)

On Wed, May 21, 2025 at 4:17 PM Peiyuan Zhu <garyzhubc using gmail.com> wrote:

> So are you suggesting to make a Make file that can skip the system’s
> setting? I’m not sure what exactly is the solution you’re proposing.
>
> On Wednesday, May 21, 2025, Dirk Eddelbuettel <edd using debian.org> wrote:
>
>>
>> On 21 May 2025 at 13:55, Peiyuan Zhu wrote:
>> | Thanks Kasper, but I don’t know how exactly to accomplish this. As Dirk
>> says
>> | the system overwrites it every time.
>>
>> That is *not* what Dirk said.
>>
>> Dirk
>>
>> --
>> dirk.eddelbuettel.com | @eddelbuettel | edd using debian.org
>>
>

-- 
Best,
Kasper

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