1 //===-- main.c --------------------------------------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include <assert.h>
10 #include <string>
11 
12 #define UASZ 64
13 
14 template<class T, int N>
15 void copy_char_seq (T (&arr)[N], const T* src)
16 {
17     size_t src_len = std::char_traits<T>::length(src);
18     assert(src_len < N);
19 
20     std::char_traits<T>::copy(arr, src, src_len);
21     arr[src_len] = 0;
22 }
23 
24 int main (int argc, char const *argv[])
25 {
26     char16_t as16[UASZ];
27     char32_t as32[UASZ];
28     auto cs16_zero = (char16_t)0;
29     auto cs32_zero = (char32_t)0;
30     auto cs16 = u"hello world ྒྙྐ";
31     auto cs32 = U"hello world ྒྙྐ";
32     char16_t *s16 = (char16_t *)u"ﺸﺵۻ";
33     char32_t *s32 = (char32_t *)U"ЕЙРГЖО";
34     copy_char_seq(as16, s16);
35     copy_char_seq(as32, s32);
36     s32 = nullptr; // breakpoint1
37     s32 = (char32_t *)U"෴";
38     s16 = (char16_t *)u"色ハ匂ヘト散リヌルヲ";
39     copy_char_seq(as16, s16);
40     copy_char_seq(as32, s32);
41     s32 = nullptr; // breakpoint2
42     return 0;
43 }
44