Bug#1084815: lem FTBFS on bytecode architectures

[Adrian Bunk <bunk@debian.org>]

Source: lem
Version: 2022-12-10+dfsg2-3
Severity: important
Tags: ftbfs

https://buildd.debian.org/status/logs.php?pkg=lem&ver=2022-12

...
/usr/bin/make -C src all
make[3]: Entering directory '/<<PKGBUILDDIR>>/src'
ocamlbuild -use-ocamlfind -cflags -g main.native
+ ocamlfind ocamldep -package zarith -modules main.ml > main.ml.depends
+ ocamlfind ocamldep -package zarith -modules main.mli > main.mli.depends
+ ocamlfind ocamlc -c -g -annot -package zarith -I ulib -o main.cmi main.mli
+ ocamlfind ocamldep -package zarith -modules ast.ml > ast.ml.depends
+ ocamlfind ocamldep -package zarith -modules ulib/ulib.ml > ulib/ulib.ml.depends
+ ocamlfind ocamldep -package zarith -modules ulib/batText.mli > ulib/batText.mli.depends
+ ocamlfind ocamldep -package zarith -modules ulib/batUChar.mli > ulib/batUChar.mli.depends
+ ocamlfind ocamlc -c -g -annot -package zarith -I ulib -o ulib/batUChar.cmi ulib/batUChar.mli
+ ocamlfind ocamldep -package zarith -modules ulib/batUTF8.mli > ulib/batUTF8.mli.depends
+ ocamlfind ocamlc -c -g -annot -package zarith -I ulib -o ulib/batText.cmi ulib/batText.mli
+ ocamlfind ocamlc -c -g -annot -package zarith -I ulib -o ulib/batUTF8.cmi ulib/batUTF8.mli
+ ocamlfind ocamlc -c -g -annot -package zarith -I ulib -o ulib/ulib.cmo ulib/ulib.ml
+ ocamlfind ocamlc -c -g -annot -package zarith -I ulib -o ast.cmo ast.ml
+ ocamlfind ocamldep -package zarith -modules ulib/batText.ml > ulib/batText.ml.depends
+ ocamlfind ocamldep -package zarith -modules ulib/batReturn.ml > ulib/batReturn.ml.depends
+ ocamlfind ocamldep -package zarith -modules ulib/batReturn.mli > ulib/batReturn.mli.depends
+ ocamlfind ocamlc -c -g -annot -package zarith -I ulib -o ulib/batReturn.cmi ulib/batReturn.mli
+ ocamlfind ocamldep -package zarith -modules ulib/batUChar.ml > ulib/batUChar.ml.depends
+ ocamlfind ocamldep -package zarith -modules ulib/batUTF8.ml > ulib/batUTF8.ml.depends
+ ocamlfind ocamlopt -c -g -annot -package zarith -I ulib -o ulib/batUChar.cmx ulib/batUChar.ml
+ ocamlfind ocamlopt -c -g -annot -package zarith -I ulib -o ulib/batUChar.cmx ulib/batUChar.ml
ocamlfind: Not supported in your configuration: ocamlopt
Command exited with code 2.
make[3]: *** [Makefile:2: all] Error 10