TH allows negative type-level integers
Similar to #8306 (closed), it is possible to create type-level -1 via
type T = $(return $ LitT $ NumTyLit (-1))Easy to fix with new TH by moving the check from parser to renamer. I'm preparing a patch.
Trac metadata
| Trac field | Value |
|---|---|
| Version | 7.6.3 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Compiler |
| Test case | |
| Differential revisions | |
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| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture |