{"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":"//"}]}
    // %6 = alloca %struct.__tgt_bin_desc, align 8
    // %struct.__tgt_bin_desc = type { i32, ptr, ptr, ptr }
    unsafe { llvm::LLVMRustPositionBuilderPastAllocas(builder.llbuilder, main_fn) };