use of undeclared identifiers 'CHAR_BIT' and 'ULLONG_MAX'

[progval]

progval@ganymede:/tmp/BigCub(master)$ clang++ -Ofast -std=c++1y *.c++ -I.
In file included from bigcub.c++:7:
In file included from ./vmanip.h++:46:
./vmanip.t.h++:19:38: error: use of undeclared identifier 'CHAR_BIT'
        toReturn.resize((sizeof(n) * CHAR_BIT) + 1);
                                     ^
./vmanip.t.h++:22:37: error: use of undeclared identifier 'CHAR_BIT'
        toReturn.resize(sizeof(n) * CHAR_BIT);
                                    ^
./vmanip.t.h++:26:28: error: use of undeclared identifier 'CHAR_BIT'
    for (; i < sizeof(n) * CHAR_BIT; ++i) {
                           ^
./vmanip.t.h++:46:46: error: use of undeclared identifier 'CHAR_BIT'
    for (; (i < n.size()) && i < sizeof(T) * CHAR_BIT; ++i) {
                                             ^
./vmanip.t.h++:50:48: error: use of undeclared identifier 'CHAR_BIT'
    for (; n.back() == true && i < sizeof(T) * CHAR_BIT; ++i) {
                                               ^
5 errors generated.
In file included from tests.c++:16:
In file included from ./bigcub.h++:16:
In file included from ./vmanip.h++:46:
./vmanip.t.h++:19:38: error: use of undeclared identifier 'CHAR_BIT'
        toReturn.resize((sizeof(n) * CHAR_BIT) + 1);
                                     ^
./vmanip.t.h++:22:37: error: use of undeclared identifier 'CHAR_BIT'
        toReturn.resize(sizeof(n) * CHAR_BIT);
                                    ^
./vmanip.t.h++:26:28: error: use of undeclared identifier 'CHAR_BIT'
    for (; i < sizeof(n) * CHAR_BIT; ++i) {
                           ^
./vmanip.t.h++:46:46: error: use of undeclared identifier 'CHAR_BIT'
    for (; (i < n.size()) && i < sizeof(T) * CHAR_BIT; ++i) {
                                             ^
./vmanip.t.h++:50:48: error: use of undeclared identifier 'CHAR_BIT'
    for (; n.back() == true && i < sizeof(T) * CHAR_BIT; ++i) {
                                               ^
tests.c++:25:31: error: use of undeclared identifier 'ULLONG_MAX'
    for (uintmax_t i = 0; i < ULLONG_MAX; ++i) {
                              ^
tests.c++:177:40: error: use of undeclared identifier 'CHAR_BIT'
    for (size_t i = 0; i < sizeof(T) * CHAR_BIT; ++i) {
                                       ^
7 errors generated.
In file included from vmanip.c++:10:
In file included from ./vmanip.h++:46:
./vmanip.t.h++:19:38: error: use of undeclared identifier 'CHAR_BIT'
        toReturn.resize((sizeof(n) * CHAR_BIT) + 1);
                                     ^
./vmanip.t.h++:22:37: error: use of undeclared identifier 'CHAR_BIT'
        toReturn.resize(sizeof(n) * CHAR_BIT);
                                    ^
./vmanip.t.h++:26:28: error: use of undeclared identifier 'CHAR_BIT'
    for (; i < sizeof(n) * CHAR_BIT; ++i) {
                           ^
./vmanip.t.h++:46:46: error: use of undeclared identifier 'CHAR_BIT'
    for (; (i < n.size()) && i < sizeof(T) * CHAR_BIT; ++i) {
                                             ^
./vmanip.t.h++:50:48: error: use of undeclared identifier 'CHAR_BIT'
    for (; n.back() == true && i < sizeof(T) * CHAR_BIT; ++i) {
                                               ^
5 errors generated.