Re: Need help with LTO running out of memory

[Carlos O'Donell]

On 5/17/22 21:39, Orion Poplawski wrote:
> libfabric 1.15.1 builds on x86_64 are failing because the final LTO link seems to consume all available memory:

...
> gcc: fatal error: Killed signal terminated program lto1
> compilation terminated.
> lto-wrapper: fatal error: gcc returned 1 exit status
> compilation terminated.
> /usr/bin/ld: error: lto-wrapper failed
>
> For now I'll just disable LTO on x86_64, but should I file a bug somewhere?

Yes please. File the bug against Fedora gcc. Failure in lto1 is a problem reading the generated
LTO and processing it for optimization.