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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 // REQUIRES: locale.en_US.UTF-8
11 
12 // <locale>
13 
14 // locale() throw();
15 
16 #include <locale>
17 #include <cassert>
18 
19 #include "platform_support.h" // locale name macros
20 #include "count_new.hpp"
21 
check(const std::locale & loc)22 void check(const std::locale& loc)
23 {
24     assert(std::has_facet<std::collate<char> >(loc));
25     assert(std::has_facet<std::collate<wchar_t> >(loc));
26 
27     assert(std::has_facet<std::ctype<char> >(loc));
28     assert(std::has_facet<std::ctype<wchar_t> >(loc));
29     assert((std::has_facet<std::codecvt<char, char, std::mbstate_t> >(loc)));
30     assert((std::has_facet<std::codecvt<char16_t, char, std::mbstate_t> >(loc)));
31     assert((std::has_facet<std::codecvt<char32_t, char, std::mbstate_t> >(loc)));
32     assert((std::has_facet<std::codecvt<wchar_t, char, std::mbstate_t> >(loc)));
33 
34     assert((std::has_facet<std::moneypunct<char> >(loc)));
35     assert((std::has_facet<std::moneypunct<wchar_t> >(loc)));
36     assert((std::has_facet<std::money_get<char> >(loc)));
37     assert((std::has_facet<std::money_get<wchar_t> >(loc)));
38     assert((std::has_facet<std::money_put<char> >(loc)));
39     assert((std::has_facet<std::money_put<wchar_t> >(loc)));
40 
41     assert((std::has_facet<std::numpunct<char> >(loc)));
42     assert((std::has_facet<std::numpunct<wchar_t> >(loc)));
43     assert((std::has_facet<std::num_get<char> >(loc)));
44     assert((std::has_facet<std::num_get<wchar_t> >(loc)));
45     assert((std::has_facet<std::num_put<char> >(loc)));
46     assert((std::has_facet<std::num_put<wchar_t> >(loc)));
47 
48     assert((std::has_facet<std::time_get<char> >(loc)));
49     assert((std::has_facet<std::time_get<wchar_t> >(loc)));
50     assert((std::has_facet<std::time_put<char> >(loc)));
51     assert((std::has_facet<std::time_put<wchar_t> >(loc)));
52 
53     assert((std::has_facet<std::messages<char> >(loc)));
54     assert((std::has_facet<std::messages<wchar_t> >(loc)));
55 }
56 
main()57 int main()
58 {
59     int ok;
60     {
61         std::locale loc;
62         assert(globalMemCounter.checkOutstandingNewEq(0));
63         assert(loc.name() == "C");
64         assert(globalMemCounter.checkOutstandingNewEq(0));
65         check(loc);
66         assert(globalMemCounter.checkOutstandingNewEq(0));
67         assert(std::locale::global(std::locale(LOCALE_en_US_UTF_8)) == loc);
68         ok = globalMemCounter.outstanding_new;
69         std::locale loc2;
70         assert(globalMemCounter.checkOutstandingNewEq(ok));
71         check(loc2);
72         assert(globalMemCounter.checkOutstandingNewEq(ok));
73         assert(loc2 == std::locale(LOCALE_en_US_UTF_8));
74         assert(globalMemCounter.checkOutstandingNewEq(ok));
75     }
76     assert(globalMemCounter.checkOutstandingNewEq(ok));
77 }
78