Auto merge of #143026 - jdonszelmann:rollup-z7mkuyt, r=jdonszelmann

Rollup of 7 pull requests

Successful merges:

 - rust-lang/rust#142146 (Withdraw the claim `extern "C-cmse-nonsecure-*"` always matches `extern "C"`)
 - rust-lang/rust#142200 (`tests/ui`: A New Order [8/N])
 - rust-lang/rust#142724 (Add runtime check to avoid overwrite arg in `Diag`)
 - rust-lang/rust#142809 (Add PrintTAFn flag for targeted type analysis printing)
 - rust-lang/rust#142976 (Check CoerceUnsized impl validity before coercing)
 - rust-lang/rust#142992 (Convert some ABI tests to use `extern "rust-invalid"`)
 - rust-lang/rust#143000 (Make `Sub`, `Mul`, `Div` and `Rem`  `const_traits`)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

src/autodiff/flags.md

@@ -6,6 +6,7 @@ To support you while debugging or profiling, we have added support for an experi
 
 ```text
 PrintTA // Print TypeAnalysis information
+PrintTAFn // Print TypeAnalysis information for a specific function
 PrintAA // Print ActivityAnalysis information
 Print // Print differentiated functions while they are being generated and optimized
 PrintPerf // Print AD related Performance warnings

src/tests/ui.md

@@ -59,6 +59,11 @@ The output is normalized to ignore unwanted differences, see the
 [Normalization](#normalization) section. If the file is missing, then
 compiletest expects the corresponding output to be empty.
 
+A common reason to use normalization, revisions, and most of the other following tools,
+is to account for platform differences. Consider alternatives to these tools, like
+e.g. using the `extern "rust-invalid"` ABI that is invalid on every platform
+instead of fixing the test to use cross-compilation and testing every possibly-invalid ABI.
+
 There can be multiple stdout/stderr files. The general form is:
 
 ```text