bug#40522: ‘guile3.0-guix’ sometimes fails to build on i686 (“Too many heap sections”)

[Ludovic Courtès]

Hi,

Ludovic Courtès <ludo@gnu.org> skribis:

> ‘guile3.0-guix’ occasionally fails to build on i686-linux:
>
> [ 94%] GUILEC   gnu/services/cuirass.go
> [ 94%] GUILEC   gnu/services/cups.go
> GC Warning: Failed to expand heap by 8388608 bytes
> GC Warning: Failed to expand heap by 8388608 bytes
>
> [...]
>
> GC Warning: Failed to expand heap by 8388608 bytes
> GC Warning: Failed to expand heap by 8388608 bytes
> Too many heap sections: Increase MAXHINCR or MAX_HEAP_SECTS
> /gnu/store/7ffcr3knh5jrj3lig4qf4fv0iws51l14-bash-minimal-5.0.7/bin/bash: line 
> 7: 28331 Aborted                 XDG_CACHE_HOME=/nowhere 
> host=i686-unknown-linux-gnu srcdir="." ./pre-inst-env 
> /gnu/store/znlp9v4z0pda450bbsfqzppqj2m61sz9-guile-next-3.0.2/bin/guile -L "." 
> -L "." --no-auto-compile -s "."/build-aux/compile-all.scm […]
>
> (From
> <https://berlin.guixsd.org/log/czsdfjykhlc4ngjdva17i4rglpnh86fl-guile3.0-guix-1.0.1-15.0984481>.)

I believe this is fixed by the switch to Guile 3.0.4 in commit
a2991de0f44a5f4db71ddad67e914fe3344a4505 (June 2020), where ‘-O1’ uses
the new “baseline compiler”, which is much less memory-hungry.

Ludo’.