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Rollup merge of #128702 - yaahc:metrics-flag, r=estebank

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Add -Zmetrics-dir=PATH to save diagnostic metadata to disk

r? ``@estebank``
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Trevor Gross 2024-08-07 20:49:03 -05:00 • committed by GitHub
commit ca5e8a7c4d
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4 changed files with 103 additions and 23 deletions
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compiler/rustc_session/src/options.rs
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@ -1827,6 +1827,8 @@ options! {
the same values as the target option of the same name"),
meta_stats: bool = (false, parse_bool, [UNTRACKED],
"gather metadata statistics (default: no)"),
metrics_dir: Option<PathBuf> = (None, parse_opt_pathbuf, [UNTRACKED],
"stores metrics about the errors being emitted by rustc to disk"),
mir_emit_retag: bool = (false, parse_bool, [TRACKED],
"emit Retagging MIR statements, interpreted e.g., by miri; implies -Zmir-opt-level=0 \
(default: no)"),