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Merge from rustc

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The Miri Cronjob Bot 2025-05-01 05:01:02 +00:00
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src/tests/ui.md
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@ -372,9 +372,9 @@ E.g. use `//@ dont-require-annotations: NOTE` to annotate notes selectively.
Avoid using this directive for `ERROR`s and `WARN`ings, unless there's a serious reason, like Avoid using this directive for `ERROR`s and `WARN`ings, unless there's a serious reason, like
target-dependent compiler output. target-dependent compiler output.
Missing diagnostic kinds (`//~ message`) are currently accepted, but are being phased away. Some diagnostics are never required to be line-annotated, regardless of their kind or directives,
They will match any compiler output kind, but will not force exhaustive annotations for that kind. for example secondary lines of multiline diagnostics,
Prefer explicit kind and `//@ dont-require-annotations` to achieve the same effect. or ubiquitous diagnostics like `aborting due to N previous errors`.
UI tests use the `-A unused` flag by default to ignore all unused warnings, as UI tests use the `-A unused` flag by default to ignore all unused warnings, as
unused warnings are usually not the focus of a test. However, simple code unused warnings are usually not the focus of a test. However, simple code