#include #include #include #include #include #include #include NO_INLINE const void * getAddress() { return __builtin_return_address(0); } using namespace DB; int main(int argc, char ** argv) { if (argc < 2) { std::cerr << "Usage: ./symbol_index address\n"; return 1; } const SymbolIndex & symbol_index = SymbolIndex::instance(); for (const auto & elem : symbol_index.symbols()) std::cout << elem.name << ": " << elem.address_begin << " ... " << elem.address_end << "\n"; const void * address = reinterpret_cast(std::stoull(argv[1], nullptr, 16)); auto symbol = symbol_index.findSymbol(address); if (symbol) std::cerr << symbol->name << ": " << symbol->address_begin << " ... " << symbol->address_end << "\n"; else std::cerr << "SymbolIndex: Not found\n"; Dl_info info; if (dladdr(address, &info) && info.dli_sname) std::cerr << demangle(info.dli_sname) << ": " << info.dli_saddr << "\n"; else std::cerr << "dladdr: Not found\n"; auto object = symbol_index.findObject(getAddress()); Dwarf dwarf(*object->elf); Dwarf::LocationInfo location; if (dwarf.findAddress(uintptr_t(address), location, Dwarf::LocationInfoMode::FAST)) std::cerr << location.file.toString() << ":" << location.line << "\n"; else std::cerr << "Dwarf: Not found\n"; std::cerr << StackTrace().toString() << "\n"; return 0; }