Error while making: invalid conversion from ‘int64_t (*)()’ {aka ‘long int (*)()’} to ‘void*’

[mr-mikmik]

Hi, I am on Ubuntu 20.04 and when making I got the following error:

Scanning dependencies of target procman-deputy
[ 95%] Building CXX object src/deputy/CMakeFiles/procman-deputy.dir/event_loop.cpp.o
[ 97%] Building CXX object src/deputy/CMakeFiles/procman-deputy.dir/procman_deputy.cpp.o
In file included from /home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/orders_t.hpp:14,
from /home/mmint/InstalledProjects/procman/src/deputy/procman_deputy.hpp:9,
from /home/mmint/InstalledProjects/procman/src/deputy/procman_deputy.cpp:21:
/home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/cmd_desired_t.hpp: In static member function ‘static uint64_t procman_lcm::cmd_desired_t::_computeHash(const __lcm_hash_ptr*)’:
/home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/cmd_desired_t.hpp:179:51: error: invalid conversion from ‘int64_t ()()’ {aka ‘long int ()()’} to ‘void*’ [-fpermissive]
179 | const __lcm_hash_ptr cp = { p, cmd_desired_t::getHash };
| ~~~~~~~~~~~~~~~^~~~~~~
| |
| int64_t ()() {aka long int ()()}
In file included from /home/mmint/InstalledProjects/procman/src/deputy/procman_deputy.hpp:9,
from /home/mmint/InstalledProjects/procman/src/deputy/procman_deputy.cpp:21:
/home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/orders_t.hpp: In static member function ‘static uint64_t procman_lcm::orders_t::_computeHash(const __lcm_hash_ptr*)’:
/home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/orders_t.hpp:217:46: error: invalid conversion from ‘int64_t ()()’ {aka ‘long int ()()’} to ‘void*’ [-fpermissive]
217 | const __lcm_hash_ptr cp = { p, orders_t::getHash };
| ~~~~~~~~~~^~~~~~~
| |
| int64_t ()() {aka long int ()()}
In file included from /home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/deputy_info_t.hpp:14,
from /home/mmint/InstalledProjects/procman/src/deputy/procman_deputy.hpp:11,
from /home/mmint/InstalledProjects/procman/src/deputy/procman_deputy.cpp:21:
/home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/cmd_status_t.hpp: In static member function ‘static uint64_t procman_lcm::cmd_status_t::_computeHash(const __lcm_hash_ptr*)’:
/home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/cmd_status_t.hpp:215:50: error: invalid conversion from ‘int64_t ()()’ {aka ‘long int ()()’} to ‘void*’ [-fpermissive]
215 | const __lcm_hash_ptr cp = { p, cmd_status_t::getHash };
| ~~~~~~~~~~~~~~^~~~~~~
| |
| int64_t ()() {aka long int ()()}
In file included from /home/mmint/InstalledProjects/procman/src/deputy/procman_deputy.hpp:11,
from /home/mmint/InstalledProjects/procman/src/deputy/procman_deputy.cpp:21:
/home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/deputy_info_t.hpp: In static member function ‘static uint64_t procman_lcm::deputy_info_t::_computeHash(const __lcm_hash_ptr*)’:
/home/mmint/InstalledProjects/procman/build/include/lcmtypes/procman_lcm/deputy_info_t.hpp:247:51: error: invalid conversion from ‘int64_t ()()’ {aka ‘long int ()()’} to ‘void*’ [-fpermissive]
247 | const __lcm_hash_ptr cp = { p, deputy_info_t::getHash };
| ~~~~~~~~~~~~~~~^~~~~~~
| |
| int64_t ()() {aka long int ()()}
make[2]: *** [src/deputy/CMakeFiles/procman-deputy.dir/build.make:76: src/deputy/CMakeFiles/procman-deputy.dir/procman_deputy.cpp.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:414: src/deputy/CMakeFiles/procman-deputy.dir/all] Error 2
make: *** [Makefile:130: all] Error 2

Any ideas about what can be wrong?
Thanks!