25 lines
896 B
Meson
25 lines
896 B
Meson
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# Copyright (C) 2002-2004, 2006-2018 Free Software Foundation, Inc.
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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# gl_LONG_DOUBLE_VS_DOUBLE
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# determines whether 'long double' and 'double' have the same representation.
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# The currently known platforms where this is the case are:
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# Linux/HPPA, Minix 3.1.8, AIX 5, AIX 6 and 7 with xlc, MSVC 9.
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long_double_eq_double_test = '''
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#include <float.h>
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int main ()
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{
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typedef int check[sizeof (long double) == sizeof (double)
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&& LDBL_MANT_DIG == DBL_MANT_DIG
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&& LDBL_MAX_EXP == DBL_MAX_EXP
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&& LDBL_MIN_EXP == DBL_MIN_EXP
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? 1 : -1];
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return check;
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}
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'''
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gl_cv_long_double_equals_double = cc.compiles(long_double_eq_double_test)
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