prebuilt_llvm_config in bootstrap::core::build_steps::llvm - Rust
Description: This returns whether we’ve already previously built LLVM.

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## prebuilt_llvm_config

# Function prebuilt_llvm_config

Source

    pub fn prebuilt_llvm_config(
        builder: &Builder<'_>,
        target: TargetSelection,
        handle_submodule_when_needed: bool,
    ) -> LlvmBuildStatus

Expand description

This returns whether we’ve already previously built LLVM.

It’s used to avoid busting caches during x.py check – if we’ve already built LLVM, it’s fine for us to not try to avoid doing so.

This will return the llvm-config if it can get it (but it will not build it if not).