Compilation speed regression
Ghc has gotten slower at compiling. Compilation time for our code base in 6.12.4 was 23:40, and with the 7.0.4 it is 29:30. This is a 25% increase in compilation time. Both compilations with the same flags, -O2 being the most important one.
Trac metadata
| Trac field | Value |
|---|---|
| Version | 7.0.4 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Compiler |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture |