[][src]Function rustc_codegen_llvm::debuginfo::utils::span_start

pub fn span_start(cx: &CodegenCx, span: Span) -> Loc
🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Return syntax_pos::Loc corresponding to the beginning of the span