Performance regression with large numbers of equation-style decls
See the attached for a slice of code taken from Crypto-API that demonstrates a 2x regression in GHC compile times using -O2 (from 6.12.x to 7.10.x).
Trac metadata
| Trac field | Value |
|---|---|
| Version | 7.10.3 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Compiler |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture |