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(xisinf): Add a comment about solaris 7 lacking isinf.

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Kevin Ryde 2004-04-15 01:24:00 +00:00
parent c9cdd3966e
commit a98ce90708
1 changed files with 3 additions and 0 deletions
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3
libguile/numbers.c
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@ -124,6 +124,9 @@ isinf (double x)
#define xmpz_cmp_d(z, d) mpz_cmp_d (z, d)
#endif
/* For reference, sparc solaris 7 has infinities (IEEE) but doesn't have
isinf. It does have finite and isnan though, hence the use of those.
fpclass would be a possibility on that system too. */
static int
xisinf (double x)
{