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Add obligation cause code for function call trait bounds #90285

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notriddle opened this issue Oct 25, 2021 · 0 comments
Open

Add obligation cause code for function call trait bounds #90285

notriddle opened this issue Oct 25, 2021 · 0 comments
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A-diagnostics Area: Messages for errors, warnings, and lints A-trait-system Area: Trait system C-enhancement Category: An issue proposing an enhancement or a PR with one. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.

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Recommended by: #90181 (comment)

There is already an obligation cause code for when the requirement can be traced back to a single parameter, but there is no appropriate cause code for the cases where it cannot.
@camelid camelid added A-diagnostics Area: Messages for errors, warnings, and lints A-trait-system Area: Trait system C-enhancement Category: An issue proposing an enhancement or a PR with one. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. labels Oct 26, 2021
notriddle added a commit to notriddle/rust that referenced this issue Feb 15, 2022
@notriddle
rustc_typeck: add obligation cause code for function call
3ca2ba0 
Fixes rust-lang#90285
@notriddle notriddle mentioned this issue Feb 15, 2022
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A-diagnostics Area: Messages for errors, warnings, and lints A-trait-system Area: Trait system C-enhancement Category: An issue proposing an enhancement or a PR with one. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
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rustc_typeck: add obligation cause code for function call notriddle/rust
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