Function rustc_codegen_llvm::coverageinfo::mapgen::generate_coverage_map

fn generate_coverage_map<'ll>(
    cx: &CodegenCx<'ll, '_>,
    version: u32,
    filenames_size: usize,
    filenames_val: &'ll Value
) -> &'ll Value

Construct coverage map header and the array of function records, and combine them into the coverage map. Save the coverage map data into the LLVM IR as a static global using a specific, well-known section and name.