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Clone the src/llvm-project submodule if profiling is enabled

To compile rustc with profiling information, `compiler-rt` from
LLVM is required. Building it requires the `src/llvm-project` submodule
to be initialized and updated.
This commit is contained in:
Nilstrieb 2022-07-28 21:40:33 +02:00
parent 36f4f4aa38
commit e1e736b2a3

View file

@ -111,6 +111,11 @@ impl Step for Std {
builder.update_submodule(&Path::new("library").join("stdarch"));
// Profiler information requires LLVM's compiler-rt
if builder.config.profiler {
builder.update_submodule(&Path::new("src/llvm-project"));
}
let mut target_deps = builder.ensure(StartupObjects { compiler, target });
let compiler_to_use = builder.compiler_for(compiler.stage, compiler.host, target);