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open_incremental_file

rustc_incremental::persist::file_format

Function open_incremental_file 

Source 
pub(crate) fn open_incremental_file(
    sess: &Session,
    path: &Path,
) -> Result<OpenFile, OpenFileError>
Expand description

Tries to open a file that was written by the previous incremental-compilation session, and checks that it was produced by a matching compiler version.