Hi, Sorry, I should open BTS to discuss about any issue on Debian, but I am a riscv porter and if the bug was related to riscv I prefer to offer a patch not a reportbug only. But this time I was stuck to fix the ftbfs.
>From udd: https://udd.debian.org/cgi-bin/ftbfs.cgi?arch=riscv64 There are many packages after upgrading new version and ftbfs on riscv64 only with the same reason, like ``` ocaml-cstruct_6.1.1-13d [B][L][T] ocaml-uri_4.2.0-12d [B][L][T] ppx-bin-prot_0.15.0-14d [B][L][T] ppx-compare_0.15.0-15d [B][L][T] ppx-custom-printf_0.15.0-15d [B][L][T] ppx-fields-conv_0.15.0-15d [B][L][T] ppx-hash_0.15.0-24d [B][L][T] ppx-here_0.15.0-15d [B][L][T] ppx-variants-conv_0.15.0-1 ``` For example, The ppx-bin-prot build log is here: ``` Actual targets: - recursive alias @install Running[2]: (cd _build/default && /usr/bin/ocamlc.opt -g -w -24 -I .ppx/0224ad3443a846e54f1637fccb074e7d -I /usr/lib/ocaml/compiler-libs -I /usr/lib/ocaml/ocaml-compiler-libs/common -I /usr/lib/ocaml/ocaml-compiler-libs/shadow -I /usr/lib/ocaml/ppx_derivers -I /usr/lib/ocaml/ppxlib -I /usr/lib/ocaml/ppxlib/ast -I /usr/lib/ocaml/ppxlib/astlib -I /usr/lib/ocaml/ppxlib/metaquot -I /usr/lib/ocaml/ppxlib/metaquot_lifters -I /usr/lib/ocaml/ppxlib/print_diff -I /usr/lib/ocaml/ppxlib/stdppx -I /usr/lib/ocaml/ppxlib/traverse_builtins -I /usr/lib/ocaml/sexplib0 -I /usr/lib/ocaml/stdlib-shims -no-alias-deps -o .ppx/0224ad3443a846e54f1637fccb074e7d/dune__exe___ppx.cmo -c -impl .ppx/0224ad3443a846e54f1637fccb074e7d/_ppx.ml-gen) Running[3]: (cd _build/default && /usr/bin/ocamlopt.opt -g -w -24 -I .ppx/0224ad3443a846e54f1637fccb074e7d -I /usr/lib/ocaml/compiler-libs -I /usr/lib/ocaml/ocaml-compiler-libs/common -I /usr/lib/ocaml/ocaml-compiler-libs/shadow -I /usr/lib/ocaml/ppx_derivers -I /usr/lib/ocaml/ppxlib -I /usr/lib/ocaml/ppxlib/ast -I /usr/lib/ocaml/ppxlib/astlib -I /usr/lib/ocaml/ppxlib/metaquot -I /usr/lib/ocaml/ppxlib/metaquot_lifters -I /usr/lib/ocaml/ppxlib/print_diff -I /usr/lib/ocaml/ppxlib/stdppx -I /usr/lib/ocaml/ppxlib/traverse_builtins -I /usr/lib/ocaml/sexplib0 -I /usr/lib/ocaml/stdlib-shims -intf-suffix .ml-gen -no-alias-deps -o .ppx/0224ad3443a846e54f1637fccb074e7d/dune__exe___ppx.cmx -c -impl .ppx/0224ad3443a846e54f1637fccb074e7d/_ppx.ml-gen) Running[4]: (cd _build/default && /usr/bin/ocamlopt.opt -g -w -24 -o .ppx/0224ad3443a846e54f1637fccb074e7d/ppx.exe /usr/lib/ocaml/compiler-libs/ocamlcommon.cmxa /usr/lib/ocaml/ocaml-compiler-libs/common/ocaml_common.cmxa /usr/lib/ocaml/ppxlib/astlib/astlib.cmxa /usr/lib/ocaml/ppxlib/ast/ppxlib_ast.cmxa /usr/lib/ocaml/ocaml-compiler-libs/shadow/ocaml_shadow.cmxa /usr/lib/ocaml/ppxlib/print_diff/ppxlib_print_diff.cmxa /usr/lib/ocaml/ppx_derivers/ppx_derivers.cmxa /usr/lib/ocaml/ppxlib/traverse_builtins/ppxlib_traverse_builtins.cmxa /usr/lib/ocaml/sexplib0/sexplib0.cmxa /usr/lib/ocaml/ppxlib/stdppx/stdppx.cmxa /usr/lib/ocaml/ppxlib/ppxlib.cmxa /usr/lib/ocaml/ppxlib/metaquot_lifters/ppxlib_metaquot_lifters.cmxa /usr/lib/ocaml/ppxlib/metaquot/ppxlib_metaquot.cmxa .ppx/0224ad3443a846e54f1637fccb074e7d/dune__exe___ppx.cmx) Command [4] exited with code 2: $ (cd _build/default && /usr/bin/ocamlopt.opt -g -w -24 -o .ppx/0224ad3443a846e54f1637fccb074e7d/ppx.exe /usr/lib/ocaml/compiler-libs/ocamlcommon.cmxa /usr/lib/ocaml/ocaml-compiler-libs/common/ocaml_common.cmxa /usr/lib/ocaml/ppxlib/astlib/astlib.cmxa /usr/lib/ocaml/ppxlib/ast/ppxlib_ast.cmxa /usr/lib/ocaml/ocaml-compiler-libs/shadow/ocaml_shadow.cmxa /usr/lib/ocaml/ppxlib/print_diff/ppxlib_print_diff.cmxa /usr/lib/ocaml/ppx_derivers/ppx_derivers.cmxa /usr/lib/ocaml/ppxlib/traverse_builtins/ppxlib_traverse_builtins.cmxa /usr/lib/ocaml/sexplib0/sexplib0.cmxa /usr/lib/ocaml/ppxlib/stdppx/stdppx.cmxa /usr/lib/ocaml/ppxlib/ppxlib.cmxa /usr/lib/ocaml/ppxlib/metaquot_lifters/ppxlib_metaquot_lifters.cmxa /usr/lib/ocaml/ppxlib/metaquot/ppxlib_metaquot.cmxa .ppx/0224ad3443a846e54f1637fccb074e7d/dune__exe___ppx.cmx) File "_none_", line 1: Error: Files /usr/lib/ocaml/ppxlib/astlib/astlib.cmxa and /usr/lib/ocaml/compiler-libs/ocamlcommon.cmxa make inconsistent assumptions over implementation Location make[1]: *** [debian/rules:12: override_dh_auto_build] Error 1 make[1]: Leaving directory '/home/vimer/build/01/04/ppx-bin-prot-0.15.0' make: *** [debian/rules:9: binary] Error 2 dpkg-buildpackage: error: debian/rules binary subprocess returned exit status 2 ``` The full log is here: https://paste.debian.net/1269912/ Could you help me to have a look? TIA. BTW, this is the first time I face ocaml language and I want to learn it, it is funning. BR, Bo

