ERROR while compiling fmt.0.8.7

[flbauer]

I want to try out Lucas Pluvinags’s mirage port to ESP32. (https://www.lortex.org/posts/mirage/esp32/2018/06/22/build-your-own-mirage.html)

After creating and changing to a opam switch 4.06.0+32bit I want to do a opam install mirage

which fails with:

> 
> <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><>  <><><><>
> [ERROR] The compilation of fmt failed at
>     "/home/florian/.opam/opam-init/hooks/sandbox.sh build ocaml pkg/pkg.ml
>     build --dev-pkg false --with-base-unix true --with-cmdliner true".
> 
> #=== ERROR while compiling fmt.0.8.7 ==========================================#
> # context     2.0.4 | linux/x86_64 | ocaml-variants.4.06.0+32bit | https://opam.ocaml.org#3389beb3
> # path        ~/.opam/4.06.0+32bit/.opam-switch/build/fmt.0.8.7
> # command     ~/.opam/opam-init/hooks/sandbox.sh build ocaml pkg/pkg.ml build --dev-pkg false --with-base-unix true --with-cmdliner true
> # exit-code   1
> # env-file    ~/.opam/log/fmt-24744-6ef1df.env
> # output-file ~/.opam/log/fmt-24744-6ef1df.out
> ### output ###
> # [...]
> # Error: Integer literal exceeds the range of representable integers of type int
> # Command exited with code 2.
> # pkg.ml: [ERROR] cmd ['ocamlbuild' '-use-ocamlfind' '-classic-display' '-j' '4' '-tag' 'debug'
> #      '-build-dir' '_build' 'opam' 'pkg/META' 'CHANGES.md' 'LICENSE.md'
> #      'README.md' 'src/fmt.a' 'src/fmt.cmxs' 'src/fmt.cmxa' 'src/fmt.cma'
> #      'src/fmt.cmx' 'src/fmt.cmi' 'src/fmt.mli' 'src/fmt_tty.a'
> #      'src/fmt_tty.cmxs' 'src/fmt_tty.cmxa' 'src/fmt_tty.cma'
> #      'src/fmt_tty.cmx' 'src/fmt_tty.cmi' 'src/fmt_tty.mli' 'src/fmt_cli.a'
> #      'src/fmt_cli.cmxs' 'src/fmt_cli.cmxa' 'src/fmt_cli.cma'
> #      'src/fmt_cli.cmx' 'src/fmt_cli.cmi' 'src/fmt_cli.mli' 'src/fmt_top.a'
> #      'src/fmt_top.cmxs' 'src/fmt_top.cmxa' 'src/fmt_top.cma'
> #      'src/fmt_top.cmx' 'src/fmt_tty_top_init.ml']: exited with 10
> <><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
> ┌─ The following actions failed
> │ λ build fmt 0.8.7
> └─ 
> ╶─ No changes have been performed
> 

[dbuenzli]

This has been fixed in 0.8.8 please install that version.