is ARMv4T deprecated?

[Bernhard Reutner-Fischer]

On 16 April 2015 at 00:33, Gustavo Zacarias <gustavo at zacarias.com.ar> wrote:
> On 04/15/2015 07:20 PM, Bernhard Reutner-Fischer wrote:
>
>>>   AS libc/sysdeps/linux/arm/syscall-eabi.os
>>
>> please show me that compiler invocation with V=2 ?

> -I./ldso/include -I. -Os -fstrict-aliasing -mthumb -mthumb-interwork

> In buildroot we do prebuild gcc --with-cpu, hence no need to specify
> that later (target=arm920t).
> With my patch it builds fine until the end.

So does just 4.8.4 on ARM with thumb1 need attribute_optimize("O2")
there or does -marm need it too?
What about 4.9.2 and 5 ?

thanks,