# Function bootstrap::core::build_steps::llvm::prebuilt_llvm_config

source ·

    pub fn prebuilt_llvm_config(
        builder: &Builder<'_>,
        target: TargetSelection
    ) -> Result<LlvmResult, Meta>

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).