--make should have a -j flag for parallel building
It should be possible to give --make a -j flag, similar to make's, to tell it to
use multiple proceses to build modules. This would allow executables, libraries
and cabal packages to be built faster for people with multiple CPUs.
<details><summary>Trac metadata</summary>
| Trac field | Value |
| ---------------------- | -------------- |
| Version | 6.4.2 |
| Type | FeatureRequest |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Driver |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | Multiple |
| Architecture | Multiple |
</details>
<!-- {"blocked_by":[],"summary":"--make should have a -j flag for paralel building","status":"New","operating_system":"Multiple","component":"Driver","related":[],"milestone":"6.8","resolution":"Unresolved","owner":{"tag":"Unowned"},"version":"6.4.2","keywords":[],"differentials":[],"test_case":"","architecture":"Multiple","cc":[""],"type":"FeatureRequest","description":"It should be possible to give --make a -j flag, similar to make's, to tell it to\r\nuse multiple proceses to build modules. This would allow executables, libraries\r\nand cabal packages to be built faster for people with multiple CPUs.","type_of_failure":"OtherFailure","blocking":[]} -->
issue