RULES for bitwise logic and shift primops
I think it will be useful if expressions like (x .|. 0) and (shiftL x 0) are optimized away.
Trac metadata
| Trac field | Value |
|---|---|
| Version | 7.4.2 |
| Type | FeatureRequest |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Compiler |
| Test case | |
| Differential revisions | |
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| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture |