Re: [FFmpeg-user] Compiling on an aarch64 machine

2020-07-08 Thread Carl Eugen Hoyos
Am Mi., 8. Juli 2020 um 21:36 Uhr schrieb Verachten Bruno :

> Could this behaviour be considered as a bug? If so, I can file it.

What would you like to report where?

Carl Eugen
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Re: [FFmpeg-user] Compiling on an aarch64 machine

2020-07-08 Thread Verachten Bruno
> > > CFLAGS='-mfpu=neon'

> > > This is apparently not ignored (I thought it should be) and you are
> > > therefore responsible not to set these variables.
> > Thanks a lot. Unfortunately, These variables are not set on my machine...
> > or am I mistaken?
> I tested that if I don't export CFLAGS, they do not show up in config.log,
> if I export a value, I can reproduce your issue (or I can set a value that
> does not break compilation).
>
> I also confirmed that git grep mfpu did not show anything suspicious.
>
> In general, builds that use CFLAGS are not supported.

I exported an empty CFLAGS variable, and configure succeeded. The same
happened for x264.
The compilation is not finished yet, but all looks fine to me.

Could this behaviour be considered as a bug? If so, I can file it.
If not, thanks a lot for your help.
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Re: [FFmpeg-user] Compiling on an aarch64 machine

2020-07-08 Thread Carl Eugen Hoyos
Am Mi., 8. Juli 2020 um 12:24 Uhr schrieb Verachten Bruno :
>
> On Tue, Jul 7, 2020 at 10:49 PM Carl Eugen Hoyos  wrote:
>
> > Am Di., 7. Juli 2020 um 21:34 Uhr schrieb Verachten Bruno <
> > gount...@gmail.com>:
> >
> > > CFLAGS='-mfpu=neon'
> >
> > This is apparently not ignored (I thought it should be) and you are
> > therefore responsible not to set these variables.
>
> Thanks a lot. Unfortunately, These variables are not set on my machine...
> or am I mistaken?

I tested that if I don't export CFLAGS, they do not show up in config.log,
if I export a value, I can reproduce your issue (or I can set a value that
does not break compilation).

I also confirmed that git grep mfpu did not show anything suspicious.

In general, builds that use CFLAGS are not supported.

Carl Eugen
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Re: [FFmpeg-user] Compiling on an aarch64 machine

2020-07-08 Thread Carl Zwanzig

On 7/8/2020 3:24 AM, Verachten Bruno wrote:

On Tue, Jul 7, 2020 at 10:49 PM Carl Eugen Hoyos  wrote:


Am Di., 7. Juli 2020 um 21:34 Uhr schrieb Verachten Bruno :


CFLAGS='-mfpu=neon'


This is apparently not ignored (I thought it should be) and you are
therefore responsible not to set these variables.


Thanks a lot. Unfortunately, These variables are not set on my machine...
or am I mistaken?
set|grep -i CFLAGS returns nothing, as set|grep -i fpu .


A cursory check says that's being set by configure, try running that with 
"--disable-neon". That may cause other problems, but it's a quick thing to 
check.


z!

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Re: [FFmpeg-user] Compiling on an aarch64 machine

2020-07-08 Thread Verachten Bruno
On Tue, Jul 7, 2020 at 10:49 PM Carl Eugen Hoyos  wrote:

> Am Di., 7. Juli 2020 um 21:34 Uhr schrieb Verachten Bruno <
> gount...@gmail.com>:
>
> > CFLAGS='-mfpu=neon'
>
> This is apparently not ignored (I thought it should be) and you are
> therefore responsible not to set these variables.

Thanks a lot. Unfortunately, These variables are not set on my machine...
or am I mistaken?
set|grep -i CFLAGS returns nothing, as set|grep -i fpu .

Best regards,

Bruno Verachten
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