#645 closed defect (fixed)
isinf not available on Solaris
| Reported by: | felix winkelmann | Owned by: | felix winkelmann |
|---|---|---|---|
| Priority: | major | Milestone: | 4.9.0 |
| Component: | core libraries | Version: | 4.7.x |
| Keywords: | isinf runtime solaris | Cc: | |
| Estimated difficulty: |
Description
Claude marinier reported:
>> Building chicken 4.7.0 on Solaris 10 running on SPARC (M5000) with gcc
>> 3.4.6 from SunFreeware.
>>
>> Linking chicken fails with missing isinf. Added definition to
>> chicken.h after line 954.
#ifndef isinf
# define isinf(x) \
(sizeof (x) == sizeof (long double) ? isinf_ld (x) \
: sizeof (x) == sizeof (double) ? isinf_d (x) \
: isinf_f (x))
static inline int isinf_f (float x)
{ return !isnan (x) && isnan (x - x); }
static inline int isinf_d (double x)
{ return !isnan (x) && isnan (x - x); }
static inline int isinf_ld (long double x)
{ return !isnan (x) && isnan (x - x); }
#endif
See also:
http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-core/7151
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gcc -dM output of Claude's machine