| Package | Local Description (use.local.desc) | Metadata Description (metadata.xml) |
|---|---|---|
| dev-vcs/darcs | Use threading and SMP support. | Use threading and SMP support. |
| dev-haskell/broadcast-chan | - | Run benchmarks with threaded backend. |
| dev-haskell/hadrian | - | Build with the threaded runtime for improved performance. Users with bootstrap compilers which don't support the threaded runtime should disable this flag. |
| dev-util/bustle | - | Build with the multi-threaded runtime |
| dev-util/shake | - | Build shake with the threaded RTS |
| games-strategy/spring | - | Enable threadpools |