summaryrefslogtreecommitdiff
path: root/libstdc++-v3/testsuite/decimal/conversion-from-integral.cc
blob: de2ca5fd236ce58f5b437545cf5d5d39b6807065 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
// Copyright (C) 2009-2019 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.

// { dg-require-effective-target dfp }

// ISO/IEC TR 24733  3.2.2.3  Conversion from integral type (decimal32).
// ISO/IEC TR 24733  3.2.3.3  Conversion from integral type (decimal64).
// ISO/IEC TR 24733  3.2.4.3  Conversion from integral type (decimal128).

#include <decimal/decimal>
#include <testsuite_hooks.h>

using namespace std::decimal;

void
conversion_from_integral_p32 ()
{
  decimal32 d;
  decimal32 from_si (1);
  decimal32 from_ui (2U);
  decimal32 from_sl (3L);
  decimal32 from_ul (4UL);
  decimal32 from_sll (5LL);
  decimal32 from_ull (6ULL);

  d++; VERIFY (from_si == d);
  d++; VERIFY (from_ui == d);
  d++; VERIFY (from_sl == d);
  d++; VERIFY (from_ul == d);
  d++; VERIFY (from_sll == d);
  d++; VERIFY (from_ull == d);

  from_si = 7;
  d++; VERIFY (from_si == d);
  from_ui = 8U;
  d++; VERIFY (from_ui == d);
  from_sl = 9L;
  d++; VERIFY (from_sl == d);
  from_ul = 10UL;
  d++; VERIFY (from_ul == d);
  from_sll = 11LL;
  d++; VERIFY (from_sll == d);
  from_ull = 12ULL;
  d++; VERIFY (from_ull == d);
}

void
conversion_from_integral_m32 ()
{
  decimal32 d;
  decimal32 from_si (-1);
  decimal32 from_sl (-2L);
  decimal32 from_sll (-3LL);

  d--; VERIFY (from_si == d);
  d--; VERIFY (from_sl == d);
  d--; VERIFY (from_sll == d);

  from_si = -4;
  d--; VERIFY (from_si == d);
  from_sl = -5L;
  d--; VERIFY (from_sl == d);
  from_sll = -6LL;
  d--; VERIFY (from_sll == d);
}

void
conversion_from_integral_p64 ()
{
  decimal64 d;
  decimal64 from_si (1);
  decimal64 from_ui (2U);
  decimal64 from_sl (3L);
  decimal64 from_ul (4UL);
  decimal64 from_sll (5LL);
  decimal64 from_ull (6ULL);

  d++; VERIFY (from_si == d);
  d++; VERIFY (from_ui == d);
  d++; VERIFY (from_sl == d);
  d++; VERIFY (from_ul == d);
  d++; VERIFY (from_sll == d);
  d++; VERIFY (from_ull == d);

  from_si = 7;
  d++; VERIFY (from_si == d);
  from_ui = 8U;
  d++; VERIFY (from_ui == d);
  from_sl = 9L;
  d++; VERIFY (from_sl == d);
  from_ul = 10UL;
  d++; VERIFY (from_ul == d);
  from_sll = 11LL;
  d++; VERIFY (from_sll == d);
  from_ull = 12ULL;
  d++; VERIFY (from_ull == d);
}

void
conversion_from_integral_m64 ()
{
  decimal64 d;
  decimal64 from_si (-1);
  decimal64 from_sl (-2L);
  decimal64 from_sll (-3LL);

  d--; VERIFY (from_si == d);
  d--; VERIFY (from_sl == d);
  d--; VERIFY (from_sll == d);

  from_si = -4;
  d--; VERIFY (from_si == d);
  from_sl = -5L;
  d--; VERIFY (from_sl == d);
  from_sll = -6LL;
  d--; VERIFY (from_sll == d);
}

void
conversion_from_integral_p128 ()
{
  decimal128 d;
  decimal128 from_si (1);
  decimal128 from_ui (2U);
  decimal128 from_sl (3L);
  decimal128 from_ul (4UL);
  decimal128 from_sll (5LL);
  decimal128 from_ull (6ULL);

  d++; VERIFY (from_si == d);
  d++; VERIFY (from_ui == d);
  d++; VERIFY (from_sl == d);
  d++; VERIFY (from_ul == d);
  d++; VERIFY (from_sll == d);
  d++; VERIFY (from_ull == d);

  from_si = 7;
  d++; VERIFY (from_si == d);
  from_ui = 8U;
  d++; VERIFY (from_ui == d);
  from_sl = 9L;
  d++; VERIFY (from_sl == d);
  from_ul = 10UL;
  d++; VERIFY (from_ul == d);
  from_sll = 11LL;
  d++; VERIFY (from_sll == d);
  from_ull = 12ULL;
}

void
conversion_from_integral_m128 ()
{
  decimal128 d;
  decimal128 from_si (-1);
  decimal128 from_sl (-2L);
  decimal128 from_sll (-3LL);

  d--; VERIFY (from_si == d);
  d--; VERIFY (from_sl == d);
  d--; VERIFY (from_sll == d);

  from_si = -4;
  d--; VERIFY (from_si == d);
  from_sl = -5L;
  d--; VERIFY (from_sl == d);
  from_sll = -6LL;
  d--; VERIFY (from_sll == d);
}

int
main ()
{
  conversion_from_integral_p32 ();
  conversion_from_integral_m32 ();
  conversion_from_integral_p64 ();
  conversion_from_integral_m64 ();
  conversion_from_integral_p128 ();
  conversion_from_integral_m128 ();
}