bjoernager/rust
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Encode SourceFile source crate as StableCrateId in incr. comp. OnDiskCache.

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This commit is contained in:
Michael Woerister 2021-06-21 15:30:16 +02:00
parent 47327145e3
commit c3c4ab5ed2
2 changed files with 35 additions and 7 deletions
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4
compiler/rustc_span/src/source_map.rs
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@ -133,13 +133,13 @@ impl FileLoader for RealFileLoader {
pub struct StableSourceFileId {
// A hash of the source file's FileName. This is hash so that it's size
// is more predictable than if we included the actual FileName value.
file_name_hash: u64,
pub file_name_hash: u64,
// The CrateNum of the crate this source file was originally parsed for.
// We cannot include this information in the hash because at the time
// of hashing we don't have the context to map from the CrateNum's numeric
// value to a StableCrateId.
cnum: CrateNum,
pub cnum: CrateNum,
}
// FIXME: we need a more globally consistent approach to the problem solved by