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Auto merge of #91715 - the8472:bump-rmeta-fromat-version, r=Mark-Simulacrum

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Bump rmeta version to fix rustc_serialize ICE

#91407 changed the serialization format which leads to ICEs for nightly users such as #91663 and linked issues. The issue can be solved by running `cargo clean`. But bumping the metadata version should lead to the cached files being discarded, avoiding the issue entirely.
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bors 2021-12-11 01:00:14 +00:00
commit 82575a1d6f
1 changed files with 1 additions and 1 deletions
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compiler/rustc_metadata/src/rmeta/mod.rs
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@ -48,7 +48,7 @@ crate fn rustc_version() -> String {
/// Metadata encoding version.
/// N.B., increment this if you change the format of metadata such that
/// the rustc version can't be found to compare with `rustc_version()`.
const METADATA_VERSION: u8 = 5;
const METADATA_VERSION: u8 = 6;
/// Metadata header which includes `METADATA_VERSION`.
///