revmc-backend is used at run time in 4 crates (of which 1 optionally).

Depender (with downloads and own rev deps) revmc-backend version
410 revmc ^0.1.0
220 1 revmc-llvm ^0.1.0
1 revmc-cranelift ^0.1.0
420 1 revmc-builtins optional ^0.1.0