Abi::is_signed: assert that we are a Scalar #70189
Merged
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
A bit more sanity checking, suggested by @eddyb. This makes this method actually "safer" than
TyS::is_signed
, so I made sure Miri consistently uses theAbi
version.Though I am not sure if this would have caught the mistake where the layout of a zero-sized enum was asked for its sign.
r? @eddyb