dune build of ocaml-ssl fails with Fatal error: exception Failure("Map.of_list_exn: duplicate key") #3736
Description
Expected Behavior
Not failing I guess.
Actual Behavior
Check out https://github.com/savonet/ocaml-ssl and try to build it using dune 2.7.0. For me it fails with:
run: gcc -O2 -fno-strict-aliasing -fwrapv -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection -fPIC -I /usr/lib64/ocaml -o /tmp/ocaml-configuratorefa7ef/c-test-3/test.o -c /tmp/ocaml-configuratorefa7ef/c-test-3/test.c
-> process exited with code 0
-> stdout:
-> stderr:
Fatal error: exception Failure("Map.of_list_exn: duplicate key")
Reproduction
See above.
Specifications
- Version of
dune(output ofdune --version):
This also seems broken:
$ dune --version
n/a
- Version of
ocaml(output ofocamlc --version)
4.11.0 just released version
- Operating system (distribution and version):
Fedora Linux
Additional information
- Link to gist with verbose output (run
dunewith the--verboseflag):
https://gist.github.com/rwmjones/d4aee7db5637941bd9a52ce172cd9bc0