{"ast_node_type":"variable","tokens":[{"end":98,"kind":"keyword","start":0,"text":"let"}]}
    let constraints_ok = unsafe { llvm::LLVMRustInlineAsmVerify(fty, cons.as_ptr(), cons.len()) };
    // Ask LLVM to verify that the constraints are well-formed.
    debug!("constraint verification result: {:?}", constraints_ok);