Program that segfaults with-Ofast

[Andrew Haley]

On 03/01/18 12:28, Christer Solskogen wrote:
> ... but works fine with O2.
> How can I debug that?

In GDB.

> It does not with happen on 6.3.0, but it does with 7.2.0. Or.. say in 
> another way: It works in Raspbian, but not in Arch Linux ARM. And it's 
> quite easy to make the assumption that the compiler is to blame (it 
> might not be!)
> 
> So the question is... How can I debug it?

Run it in GDB, and look at where the segfault happens.  It's probably
not a compiler bug.  Come back when you have more info.

-- 
Andrew Haley
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
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