19 Diagnostics library [diagnostics]

19.2 Exception classes [std.exceptions]

19.2.10 Class overflow_­error [overflow.error]

namespace std { class overflow_error : public runtime_error { public: explicit overflow_error(const string& what_arg); explicit overflow_error(const char* what_arg); }; }
The class overflow_­error defines the type of objects thrown as exceptions to report an arithmetic overflow error.
overflow_error(const string& what_arg);
Postconditions: strcmp(what(), what_­arg.c_­str()) == 0.
overflow_error(const char* what_arg);
Postconditions: strcmp(what(), what_­arg) == 0.