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1643fd86a7
rust/compiler/rustc_middle
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Dylan DPC 1643fd86a7
Rollup merge of #75675 - davidtwco:symbol-mangling-impl-params, r=eddyb 
mangling: mangle impl params w/ v0 scheme

This PR modifies v0 symbol mangling to include all generic parameters from impl blocks (not just those used in the self type) - an alternative fix to #75326.

```
original:
   _RNCNvXCs4fqI2P2rA04_19impl_param_manglingINtB4_3FooppENtNtNtNtCsfnEnqCNU58Z_4core4iter6traits8iterator8Iterator4next0B4_
//        |------------ B4_ ----------------|
// _R (N C (N v (X (C ((s 4fqI2p2rA04_) 19impl_param_mangling)) (I (N t B4_ 3Foo) pp E) (N t (N t (N t (N t (C ((s fnEnqCNU58Z_) 4core)) 4iter) 6traits) 8iterator) 8Iterator)) 4next) 0) B4_

modified:
   _RNvXINICs4fqI2P2rA04_11issue_753260pppEINtB5_3FooppENtNtNtNtCsfnEnqCNU58Z_4core4iter6traits8iterator8Iterator4nextB5_
// _R (N v (X (I (N I (C ((s 4fqI2P2rA04_) 11issue_75326)) 0) ppp E) (I (N t B5_ 3Foo) pp E) (N t (N t (N t (N t (C ((s fnEnqCNU58Z_) 4core)) 4iter) 6traits) 8iterator) 8Iterator)) 4next) B5_
//            |     ^                                              |
//            |     |                                              |
//            |     new impl namespace                             |
```

~~Submitted as a draft as after some discussion w/ @eddyb, I'm going to do some investigation into (yet more alternative) changes to polymorphization that might remove the necessity for this.~~

r? @eddyb
2020-10-16 02:10:02 +02:00
..
benches
src Rollup merge of #75675 - davidtwco:symbol-mangling-impl-params, r=eddyb 2020-10-16 02:10:02 +02:00
Cargo.toml Update chalk to 0.32.0 2020-10-08 13:17:01 +02:00
README.md

README.md

For more information about how rustc works, see the rustc dev guide.