1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <locale>
11
12// template <> class ctype<char>
13
14// static const mask* classic_table() throw();
15
16#include <locale>
17#include <cassert>
18
19int main()
20{
21    typedef std::ctype<char> F;
22    assert(F::classic_table() != 0);
23    assert(F::table_size >= 256);
24
25    typedef F::mask mask;
26    const mask *p = F::classic_table();
27    const mask defined = F::space | F::print | F::cntrl | F::upper | F::lower
28                    | F::alpha | F::digit | F::punct | F::xdigit | F::blank;
29
30    for ( size_t i = 0; i < 128; ++i ) // values above 128 are not consistent
31    {
32        mask set = 0;
33
34        if ( i  < 32  || i  > 126 ) set |= F::cntrl;
35        if ( i >= 32  && i <= 126 ) set |= F::print;
36
37        if (( i >= 9 && i <= 13) || i == 32 ) set |= F::space;
38        if ( i == 9 || i == 32 ) set |= F::blank;
39
40        if ( i >= 'A' && i <= 'Z' ) set |= F::alpha;
41        if ( i >= 'a' && i <= 'z' ) set |= F::alpha;
42        if ( i >= 'A' && i <= 'Z' ) set |= F::upper;
43        if ( i >= 'a' && i <= 'z' ) set |= F::lower;
44
45        if ( i >= '0' && i <= '9' ) set |= F::digit;
46        if ( i >= '0' && i <= '9' ) set |= F::xdigit;
47        if ( i >= 'A' && i <= 'F' ) set |= F::xdigit;
48        if ( i >= 'a' && i <= 'f' ) set |= F::xdigit;
49
50        if ( i >=  33 && i <=  47 ) set |= F::punct;    // ' ' .. '/'
51        if ( i >=  58 && i <=  64 ) set |= F::punct;    // ':' .. '@'
52        if ( i >=  91 && i <=  96 ) set |= F::punct;    // '[' .. '`'
53        if ( i >= 123 && i <= 126 ) set |= F::punct;    // '{' .. '~'    }
54
55        assert(( p[i] &  set) == set);            // all the right bits set
56        assert(((p[i] & ~set) & defined) == 0);   // no extra ones
57    }
58
59}
60