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Solaris hack for isinf()

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llvm-svn: 15058
This commit is contained in:
Brian Gaeke 2004-07-21 03:32:51 +00:00
parent 853c525672
commit 1c49659e4f
1 changed files with 5 additions and 0 deletions
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5
lib/Support/IsInf.cpp
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@ -19,6 +19,11 @@
#elif HAVE_STD_ISINF_IN_CMATH
# include <cmath>
using std::isinf;
#elif HAVE_FINITE_IN_IEEEFP_H
// A handy workaround I found at http://www.unixguide.net/sun/faq ...
// apparently this has been a problem with Solaris for years.
# include <ieeefp.h>
static int isinf(double x) { return !finite(x) && x==x; }
#else
# error "Don't know how to get isinf()"
#endif