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Install llvm tools to sysroot when assembling local toolchain #91685

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Dec 9, 2021
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Install llvm tools to sysroot when assembling local toolchain #91685

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11 changes: 11 additions & 0 deletions src/bootstrap/compile.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@ use crate::dist;
use crate::native;
use crate::tool::SourceType;
use crate::util::{exe, is_debug_info, is_dylib, symlink_dir};
use crate::LLVM_TOOLS;
use crate::{Compiler, DependencyType, GitRepo, Mode};

#[derive(Debug, PartialOrd, Ord, Copy, Clone, PartialEq, Eq, Hash)]
Expand Down Expand Up @@ -1164,6 +1165,16 @@ impl Step for Assemble {
let llvm_bin_dir = output(Command::new(llvm_config_bin).arg("--bindir"));
let llvm_bin_dir = Path::new(llvm_bin_dir.trim());
builder.copy(&llvm_bin_dir.join(&src_exe), &libdir_bin.join(&dst_exe));

// Since we've already built the LLVM tools, install them to the sysroot.
// This is the equivalent of installing the `llvm-tools-preview` component via
// rustup, and lets developers use a locally built toolchain to
// build projects that expect llvm tools to be present in the sysroot
// (e.g. the `bootimage` crate).
for tool in LLVM_TOOLS {
let tool_exe = exe(tool, target_compiler.host);
builder.copy(&llvm_bin_dir.join(&tool_exe), &libdir_bin.join(&tool_exe));
}
}
}

Expand Down