1 | /* This file is part of the GNU C Library. |
2 | Copyright (C) 2012-2022 Free Software Foundation, Inc. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <array_length.h> |
19 | #include <wchar.h> |
20 | |
21 | /* Prototype for our test function. */ |
22 | static int do_test (void); |
23 | |
24 | static int |
25 | do_test (void) |
26 | { |
27 | #ifndef NO_LONG_DOUBLE |
28 | int result = 0; |
29 | const long double x = 24.5; |
30 | wchar_t a[16]; |
31 | swprintf (s: a, array_length (a), format: L"%La\n" , x); |
32 | wchar_t A[16]; |
33 | swprintf (s: A, array_length (a), format: L"%LA\n" , x); |
34 | |
35 | /* Here wprintf can return four valid variants. We must accept all |
36 | of them. */ |
37 | result |= (wmemcmp (s1: a, s2: L"0xc.4p+1" , n: 8) == 0 |
38 | && wmemcmp (s1: A, s2: L"0XC.4P+1" , n: 8) == 0); |
39 | result |= (wmemcmp (s1: a, s2: L"0x3.1p+3" , n: 8) == 0 |
40 | && wmemcmp (s1: A, s2: L"0X3.1P+3" , n: 8) == 0); |
41 | result |= (wmemcmp (s1: a, s2: L"0x6.2p+2" , n: 8) == 0 |
42 | && wmemcmp (s1: A, s2: L"0X6.2P+2" , n: 8) == 0); |
43 | result |= (wmemcmp (s1: a, s2: L"0x1.88p+4" , n: 8) == 0 |
44 | && wmemcmp (s1: A, s2: L"0X1.88P+4" , n: 8) == 0); |
45 | |
46 | return result != 1; |
47 | #else |
48 | return 0; |
49 | #endif |
50 | } |
51 | |
52 | #define TEST_FUNCTION do_test () |
53 | #include "../test-skeleton.c" |
54 | |