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Define INFINITY as of type float.

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Define DECIMAL_DIG.
This commit is contained in:
Ulrich Drepper 1997-11-13 00:15:53 +00:00
parent 04f48607a0
commit 2ecd6b510f
2 changed files with 21 additions and 15 deletions
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29
sysdeps/alpha/fpu/bits/mathdef.h
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@ -17,38 +17,38 @@
Boston, MA 02111-1307, USA. */
#ifndef _MATH_H
#error "Never use <bits/mathdef.h> directly; include <math.h> instead"
# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
#endif
/* FIXME! This file describes properties of the compiler, not the machine;
it should not be part of libc! */
#ifdef __GNUC__
#if __STDC__ == 1
# if __STDC__ == 1
/* In GNU or ANSI mode, gcc leaves `float' expressions as-is. */
typedef float float_t;
typedef double double_t;
/* Signal that types stay as they were declared. */
#define FLT_EVAL_METHOD 0
# define FLT_EVAL_METHOD 0
/* Define `INFINITY' as value of type `float_t'. */
#define INFINITY HUGE_VALF
/* Define `INFINITY' as value of type `float'. */
# define INFINITY HUGE_VALF
#else
# else
/* For `gcc -traditional', `float' expressions are evaluated as `double'. */
typedef double float_t;
typedef double double_t;
/* Signal that both types are `double'. */
#define FLT_EVAL_METHOD 1
# define FLT_EVAL_METHOD 1
/* Define `INFINITY' as value of type `float_t'. */
#define INFINITY HUGE_VAL
/* Define `INFINITY' as value of type `float'. */
# define INFINITY HUGE_VALF
#endif
# endif
#else
/* Wild guess at types for float_t and double_t. */
@ -56,9 +56,12 @@ typedef double float_t;
typedef double double_t;
/* Strange compiler, we don't know how it works. */
#define FLT_EVAL_METHOD -1
# define FLT_EVAL_METHOD -1
/* Define `INFINITY' as value of type `float_t'. */
#define INFINITY HUGE_VAL
/* Define `INFINITY' as value of type `float'. */
# define INFINITY HUGE_VALF
#endif
/* Number of decimal digits for the `double' type. */
#define DECIMAL_DIG 15

7
sysdeps/m68k/fpu/bits/mathdef.h
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@ -32,9 +32,12 @@ typedef long double double_t; /* `double' expressions are evaluated as
/* Signal that both types are `long double'. */
#define FLT_EVAL_METHOD 2
/* Define `INFINITY' as value of type `float_t'. */
#define INFINITY HUGE_VALL
/* Define `INFINITY' as value of type `float'. */
#define INFINITY HUGE_VALF
/* The values returned by `ilogb' for 0 and NaN respectively. */
#define FP_ILOGB0 0x80000000
#define FP_ILOGBNAN 0x7fffffff
/* Number of decimal digits for the `long double' type. */
#define DECIMAL_DIG 18