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https://github.com/RGBCube/serenity
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5208bc05ce
This fixes a build issue where `compiler-rt` tried to declare its own version of the `FE_*` macros, and included `float.h` in order to get the constants. `compiler-rt` tried to declare these as an enum, and failed with a syntax error when the constant's literal values were substituted.
53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Mițca Dumitru <dumitru0mitca@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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// Defined in fenv.cpp, but we must not include fenv.h, so here's its prototype.
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int fgetround();
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#define FLT_RADIX 2
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#define DECIMAL_DIG 21
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#define FLT_DECIMAL_DIG 9
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#define DBL_DECIMAL_DIG 17
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#define LDBL_DECIMAL_DIG 21
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#define FLT_MIN 1.17549e-38
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#define DBL_MIN 2.22507e-308
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#define LDBL_MIN 3.3621e-4932
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#define FLT_TRUE_MIN 1.4013e-45
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#define DBL_TRUE_MIN 4.94066e-324
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#define LDBL_TRUE_MIN 3.6452e-4951
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#define FLT_MAX 3.40282e+38
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#define DBL_MAX 1.79769e+308
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#define LDBL_MAX 1.18973e+4932
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#define FLT_EPSILON 1.19209e-07
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#define DBL_EPSILON 2.22045e-16
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#define LDBL_EPSILON 1.0842e-19
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#define FLT_DIG 6
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#define DBL_DIG 15
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#define LDBL_DIG 18
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#define FLT_MANT_DIG 24
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#define DBL_MANT_DIG 53
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#define LDBL_MANT_DIG 64
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#define FLT_MIN_EXP -125
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#define DBL_MIN_EXP -1021
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#define LDBL_MIN_EXP -16381
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#define FLT_MIN_10_EXP -37
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#define DBL_MIN_10_EXP -307
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#define LDBL_MIN_10_EXP -4931
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#define FLT_MAX_EXP 128
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#define DBL_MAX_EXP 1024
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#define LDBL_MAX_EXP 16384
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#define FLT_MAX_10_EXP 38
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#define DBL_MAX_10_EXP 308
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#define LDBL_MAX_10_EXP 4932
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#define FLT_ROUNDS (fegetround()) // Note: this not might be true for non-x86 platforms
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#define FLT_HAS_SUBNORM 1
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#define DBL_HAS_SUBNORM 1
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#define LDBL_HAS_SUBNORM 1
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