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Rustfmt

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This commit is contained in:
bjorn3 2019-12-23 16:26:53 +01:00
parent 91d01e7c6b
commit e38665676b
1 changed files with 9 additions and 7 deletions
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16
src/librustc_codegen_llvm/metadata.rs
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@ -22,10 +22,11 @@ impl MetadataLoader for LlvmMetadataLoader {
// Use ArchiveRO for speed here, it's backed by LLVM and uses mmap
// internally to read the file. We also avoid even using a memcpy by
// just keeping the archive along while the metadata is in use.
let archive = ArchiveRO::open(filename).map(|ar| OwningRef::new(Box::new(ar))).map_err(|e| {
debug!("llvm didn't like `{}`: {}", filename.display(), e);
format!("failed to read rlib metadata in '{}': {}", filename.display(), e)
})?;
let archive =
ArchiveRO::open(filename).map(|ar| OwningRef::new(Box::new(ar))).map_err(|e| {
debug!("llvm didn't like `{}`: {}", filename.display(), e);
format!("failed to read rlib metadata in '{}': {}", filename.display(), e)
})?;
let buf: OwningRef<_, [u8]> = archive.try_map(|ar| {
ar.iter()
.filter_map(|s| s.ok())
@ -44,9 +45,10 @@ impl MetadataLoader for LlvmMetadataLoader {
let buf = path_to_c_string(filename);
let mb = llvm::LLVMRustCreateMemoryBufferWithContentsOfFile(buf.as_ptr())
.ok_or_else(|| format!("error reading library: '{}'", filename.display()))?;
let of = ObjectFile::new(mb).map(|of| OwningRef::new(Box::new(of))).ok_or_else(|| {
format!("provided path not an object file: '{}'", filename.display())
})?;
let of =
ObjectFile::new(mb).map(|of| OwningRef::new(Box::new(of))).ok_or_else(|| {
format!("provided path not an object file: '{}'", filename.display())
})?;
let buf = of.try_map(|of| search_meta_section(of, target, filename))?;
Ok(rustc_erase_owner!(buf))
}