Please see attached patch, which provides a warning.
[pb00084@ssclt001 hyphentest (master *)]$ gsch2pcb hyphentest.sch
...
WARNING: R3 has footprint name "0805-hyphen" containing a "-" character.
WARNING: R2 has footprint name "0805-hyphen" containing a "-" character.
WARNING: R1 has footprint name "0805-hyphen" containing a "-" character.
...
Please see attached patch, which provides a warning.
[pb00084@ssclt001 hyphentest (master *)]$ gsch2pcb hyphentest.sch
...
WARNING: R3 has footprint name "0805-hyphen" containing a "-" character.
WARNING: R2 has footprint name "0805-hyphen" containing a "-" character.
WARNING: R1 has footprint name "0805-hyphen" containing a "-" character.
...