bjoernager/rust
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Cut code size for feature hashing

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This locally cuts ~32 kB of .text instructions.
This commit is contained in:
Mark Rousskov 2023-11-26 22:32:41 -05:00
parent 1bcbb7c93b
commit 1487bd6a17
2 changed files with 14 additions and 6 deletions
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8
compiler/rustc_query_system/src/ich/impls_syntax.rs
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@ -117,9 +117,9 @@ impl<'tcx> HashStable<StableHashingContext<'tcx>> for rustc_feature::Features {
self.declared_lang_features.hash_stable(hcx, hasher);
self.declared_lib_features.hash_stable(hcx, hasher);
self.walk_feature_fields(|feature_name, value| {
feature_name.hash_stable(hcx, hasher);
value.hash_stable(hcx, hasher);
});
self.all_features()[..].hash_stable(hcx, hasher);
for feature in rustc_feature::UNSTABLE_FEATURES.iter() {
feature.feature.name.hash_stable(hcx, hasher);
}
}
}