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echo: rberrypi
to: DAVID TAYLOR
from: DRUCK
date: 2020-05-26 00:34:00
subject: Re: ARM7 program for Rasp

On 25/05/2020 11:50, David Taylor wrote:
> What happens if, on a Raspberry Pi 1B, I try to run a program with ARM7 
> code?  Anything specific like it refuses to run it or segfaults or???

Most compilers targetting ARMv7 produce Thumb2 code, which is a mix of 
16bit Thumb and 32bit ARM instructions. ARMv6 only has 32 bit ARM and 
Thumb 1, so will probably segfault straight away.

---druck

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