{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"//"}]}
    // in MIR optimizations that may only be reachable through codegen, or other codepaths
    // (either its `mir_for_ctfe` or `optimized_mir`) since that helps uncover any bugs
    // that requires the optimized/ctfe MIR, coroutine bodies, or evaluating consts.