68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
/* Common utilities for testing strtod and its derivatives.
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This file is part of the GNU C Library.
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Copyright (C) 2016-2017 Free Software Foundation, Inc.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _TST_STRTOD_H
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#define _TST_STRTOD_H
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#define FSTRLENMAX 128
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#include <bits/floatn.h>
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#define F128 __f128 ()
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/* Test strfromf128 and strtof128 on all platforms that provide them,
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whether or not the type _Float128 is ABI-distinct from long double. */
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#if __HAVE_FLOAT128
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# define IF_FLOAT128(x) x
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#else
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# define IF_FLOAT128(x)
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#endif
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/* Provide an extra parameter expansion for mfunc. */
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#define MMFUNC(mmfunc, ...) mmfunc (__VA_ARGS__)
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/* Splat n variants of the same test for the various strtod functions. */
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#define GEN_TEST_STRTOD_FOREACH(mfunc, ...) \
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mfunc ( f, float, strfromf, f, f, ##__VA_ARGS__) \
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mfunc ( d, double, strfromd, , , ##__VA_ARGS__) \
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mfunc ( ld, long double, strfroml, L, l, ##__VA_ARGS__) \
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IF_FLOAT128 (MMFUNC \
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(mfunc, f128, _Float128, strfromf128, F128, f128, ##__VA_ARGS__))
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/* The arguments to the generated macros are:
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FSUF - Function suffix
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FTYPE - float type
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FTOSTR - float to string func
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LSUF - Literal suffix
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CSUF - C standardish suffix for many of the math functions
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*/
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#define STRTOD_TEST_FOREACH(mfunc, ...) \
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({ \
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int result = 0; \
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result |= mfunc ## f (__VA_ARGS__); \
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result |= mfunc ## d (__VA_ARGS__); \
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result |= mfunc ## ld (__VA_ARGS__); \
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IF_FLOAT128 (result |= mfunc ## f128 (__VA_ARGS__)); \
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result; \
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})
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#endif
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