1 // Copyright (C) 2009-2013 Free Software Foundation, Inc.
2 //
3 // This file is part of the GNU ISO C++ Library.  This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
7 // any later version.
8 
9 // This 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
12 // GNU General Public License for more details.
13 
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3.  If not see
16 // <http://www.gnu.org/licenses/>.
17 
18 // { dg-require-effective-target dfp }
19 
20 // ISO/IEC TR 24733  3.2.7  Unary arithmetic operators.
21 
22 #include <decimal/decimal>
23 #include <testsuite_hooks.h>
24 
25 using namespace std::decimal;
26 
27 decimal32 a32 (20), b32 (-20);
28 decimal64 a64 (124), b64 (-124);
29 decimal128 a128 (5001), b128 (-5001);
30 
31 void
unary_plus_32(void)32 unary_plus_32 (void)
33 {
34   bool test __attribute__((unused)) = true;
35   decimal32 a;
36 
37   a = +a32; VERIFY (a == a32);
38   a = +b32; VERIFY (a == b32);
39 }
40 
41 void
unary_minus_32(void)42 unary_minus_32 (void)
43 {
44   bool test __attribute__((unused)) = true;
45   decimal32 a;
46 
47   a = -a32; VERIFY (a == b32);
48   a = -b32; VERIFY (a == a32);
49 }
50 
51 void
unary_plus_64(void)52 unary_plus_64 (void)
53 {
54   bool test __attribute__((unused)) = true;
55   decimal64 a;
56 
57   a = +a64; VERIFY (a == a64);
58   a = +b64; VERIFY (a == b64);
59 }
60 
61 void
unary_minus_64(void)62 unary_minus_64 (void)
63 {
64   bool test __attribute__((unused)) = true;
65   decimal64 a;
66 
67   a = -a64; VERIFY (a == b64);
68   a = -b64; VERIFY (a == a64);
69 }
70 
71 void
unary_plus_128(void)72 unary_plus_128 (void)
73 {
74   bool test __attribute__((unused)) = true;
75   decimal128 a;
76 
77   a = +a128; VERIFY (a == a128);
78   a = +b128; VERIFY (a == b128);
79 }
80 
81 void
unary_minus_128(void)82 unary_minus_128 (void)
83 {
84   bool test __attribute__((unused)) = true;
85   decimal128 a;
86 
87   a = -a128; VERIFY (a == b128);
88   a = -b128; VERIFY (a == a128);
89 }
90 
main()91 int main ()
92 {
93   unary_plus_32 ();
94   unary_minus_32 ();
95   unary_plus_64 ();
96   unary_minus_64 ();
97   unary_plus_128 ();
98   unary_minus_128 ();
99 }
100