xref: /aosp_15_r20/external/libcxx/include/float.h (revision 58b9f456b02922dfdb1fad8a988d5fd8765ecb80)
1*58b9f456SAndroid Build Coastguard Worker // -*- C++ -*-
2*58b9f456SAndroid Build Coastguard Worker //===--------------------------- float.h ----------------------------------===//
3*58b9f456SAndroid Build Coastguard Worker //
4*58b9f456SAndroid Build Coastguard Worker //                     The LLVM Compiler Infrastructure
5*58b9f456SAndroid Build Coastguard Worker //
6*58b9f456SAndroid Build Coastguard Worker // This file is dual licensed under the MIT and the University of Illinois Open
7*58b9f456SAndroid Build Coastguard Worker // Source Licenses. See LICENSE.TXT for details.
8*58b9f456SAndroid Build Coastguard Worker //
9*58b9f456SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===//
10*58b9f456SAndroid Build Coastguard Worker 
11*58b9f456SAndroid Build Coastguard Worker #ifndef _LIBCPP_FLOAT_H
12*58b9f456SAndroid Build Coastguard Worker #define _LIBCPP_FLOAT_H
13*58b9f456SAndroid Build Coastguard Worker 
14*58b9f456SAndroid Build Coastguard Worker /*
15*58b9f456SAndroid Build Coastguard Worker     float.h synopsis
16*58b9f456SAndroid Build Coastguard Worker 
17*58b9f456SAndroid Build Coastguard Worker Macros:
18*58b9f456SAndroid Build Coastguard Worker 
19*58b9f456SAndroid Build Coastguard Worker     FLT_ROUNDS
20*58b9f456SAndroid Build Coastguard Worker     FLT_EVAL_METHOD     // C99
21*58b9f456SAndroid Build Coastguard Worker     FLT_RADIX
22*58b9f456SAndroid Build Coastguard Worker 
23*58b9f456SAndroid Build Coastguard Worker     FLT_MANT_DIG
24*58b9f456SAndroid Build Coastguard Worker     DBL_MANT_DIG
25*58b9f456SAndroid Build Coastguard Worker     LDBL_MANT_DIG
26*58b9f456SAndroid Build Coastguard Worker 
27*58b9f456SAndroid Build Coastguard Worker     FLT_HAS_SUBNORM     // C11
28*58b9f456SAndroid Build Coastguard Worker     DBL_HAS_SUBNORM     // C11
29*58b9f456SAndroid Build Coastguard Worker     LDBL_HAS_SUBNORM    // C11
30*58b9f456SAndroid Build Coastguard Worker 
31*58b9f456SAndroid Build Coastguard Worker     DECIMAL_DIG         // C99
32*58b9f456SAndroid Build Coastguard Worker     FLT_DECIMAL_DIG     // C11
33*58b9f456SAndroid Build Coastguard Worker     DBL_DECIMAL_DIG     // C11
34*58b9f456SAndroid Build Coastguard Worker     LDBL_DECIMAL_DIG    // C11
35*58b9f456SAndroid Build Coastguard Worker 
36*58b9f456SAndroid Build Coastguard Worker     FLT_DIG
37*58b9f456SAndroid Build Coastguard Worker     DBL_DIG
38*58b9f456SAndroid Build Coastguard Worker     LDBL_DIG
39*58b9f456SAndroid Build Coastguard Worker 
40*58b9f456SAndroid Build Coastguard Worker     FLT_MIN_EXP
41*58b9f456SAndroid Build Coastguard Worker     DBL_MIN_EXP
42*58b9f456SAndroid Build Coastguard Worker     LDBL_MIN_EXP
43*58b9f456SAndroid Build Coastguard Worker 
44*58b9f456SAndroid Build Coastguard Worker     FLT_MIN_10_EXP
45*58b9f456SAndroid Build Coastguard Worker     DBL_MIN_10_EXP
46*58b9f456SAndroid Build Coastguard Worker     LDBL_MIN_10_EXP
47*58b9f456SAndroid Build Coastguard Worker 
48*58b9f456SAndroid Build Coastguard Worker     FLT_MAX_EXP
49*58b9f456SAndroid Build Coastguard Worker     DBL_MAX_EXP
50*58b9f456SAndroid Build Coastguard Worker     LDBL_MAX_EXP
51*58b9f456SAndroid Build Coastguard Worker 
52*58b9f456SAndroid Build Coastguard Worker     FLT_MAX_10_EXP
53*58b9f456SAndroid Build Coastguard Worker     DBL_MAX_10_EXP
54*58b9f456SAndroid Build Coastguard Worker     LDBL_MAX_10_EXP
55*58b9f456SAndroid Build Coastguard Worker 
56*58b9f456SAndroid Build Coastguard Worker     FLT_MAX
57*58b9f456SAndroid Build Coastguard Worker     DBL_MAX
58*58b9f456SAndroid Build Coastguard Worker     LDBL_MAX
59*58b9f456SAndroid Build Coastguard Worker 
60*58b9f456SAndroid Build Coastguard Worker     FLT_EPSILON
61*58b9f456SAndroid Build Coastguard Worker     DBL_EPSILON
62*58b9f456SAndroid Build Coastguard Worker     LDBL_EPSILON
63*58b9f456SAndroid Build Coastguard Worker 
64*58b9f456SAndroid Build Coastguard Worker     FLT_MIN
65*58b9f456SAndroid Build Coastguard Worker     DBL_MIN
66*58b9f456SAndroid Build Coastguard Worker     LDBL_MIN
67*58b9f456SAndroid Build Coastguard Worker 
68*58b9f456SAndroid Build Coastguard Worker     FLT_TRUE_MIN        // C11
69*58b9f456SAndroid Build Coastguard Worker     DBL_TRUE_MIN        // C11
70*58b9f456SAndroid Build Coastguard Worker     LDBL_TRUE_MIN       // C11
71*58b9f456SAndroid Build Coastguard Worker 
72*58b9f456SAndroid Build Coastguard Worker */
73*58b9f456SAndroid Build Coastguard Worker 
74*58b9f456SAndroid Build Coastguard Worker #include <__config>
75*58b9f456SAndroid Build Coastguard Worker 
76*58b9f456SAndroid Build Coastguard Worker #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
77*58b9f456SAndroid Build Coastguard Worker #pragma GCC system_header
78*58b9f456SAndroid Build Coastguard Worker #endif
79*58b9f456SAndroid Build Coastguard Worker 
80*58b9f456SAndroid Build Coastguard Worker #include_next <float.h>
81*58b9f456SAndroid Build Coastguard Worker 
82*58b9f456SAndroid Build Coastguard Worker #ifdef __cplusplus
83*58b9f456SAndroid Build Coastguard Worker 
84*58b9f456SAndroid Build Coastguard Worker #ifndef FLT_EVAL_METHOD
85*58b9f456SAndroid Build Coastguard Worker #define FLT_EVAL_METHOD __FLT_EVAL_METHOD__
86*58b9f456SAndroid Build Coastguard Worker #endif
87*58b9f456SAndroid Build Coastguard Worker 
88*58b9f456SAndroid Build Coastguard Worker #ifndef DECIMAL_DIG
89*58b9f456SAndroid Build Coastguard Worker #define DECIMAL_DIG __DECIMAL_DIG__
90*58b9f456SAndroid Build Coastguard Worker #endif
91*58b9f456SAndroid Build Coastguard Worker 
92*58b9f456SAndroid Build Coastguard Worker #endif // __cplusplus
93*58b9f456SAndroid Build Coastguard Worker 
94*58b9f456SAndroid Build Coastguard Worker #endif  // _LIBCPP_FLOAT_H
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