bjoernager/rust
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Try adding metadata length prefix, and obey it while decoding

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Rune Tynan 2023-02-13 12:50:45 -05:00
parent 267cd1d2c5
commit dce3947110
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3 changed files with 10 additions and 2 deletions
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compiler/rustc_codegen_ssa/src/back/metadata.rs
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@ -305,6 +305,7 @@ pub fn create_compressed_metadata_file(
symbol_name: &str,
) -> Vec<u8> {
let mut compressed = rustc_metadata::METADATA_HEADER.to_vec();
compressed.write_all(&(metadata.raw_data().len() as u32).to_be_bytes()).unwrap();
FrameEncoder::new(&mut compressed).write_all(metadata.raw_data()).unwrap();
let Some(mut file) = create_object_file(sess) else {
return compressed.to_vec();