syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     //        setLibcallCallingConv(RTLIB::SREM_I64, CallingConv::X86_StdCall);
context_before:     //        setLibcallCallingConv(RTLIB::UDIV_I64, CallingConv::X86_StdCall);
context_after:     //        setLibcallCallingConv(RTLIB::UREM_I64, CallingConv::X86_StdCall);