fn prepare_resolved_mappings<'tcx>(
tcx: TyCtxt<'tcx>,
cg_info: &'tcx CoverageCodegenInfo,
is_used: bool,
mappings: &[Mapping],
) -> Option<ResolvedMappings>fn prepare_resolved_mappings<'tcx>(
tcx: TyCtxt<'tcx>,
cg_info: &'tcx CoverageCodegenInfo,
is_used: bool,
mappings: &[Mapping],
) -> Option<ResolvedMappings>