// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
+//
+// Platform-independent wrapper around C99 isinf()
+//
+//===----------------------------------------------------------------------===//
#include "llvm/Config/config.h"
// system header /usr/include/math.h
# include <math.h>
static int isinf(double x) { return !finite(x) && x==x; }
+#elif defined(__hpux)
+// HP-UX is "special"
+#include <math.h>
+static int isinf(double x) { return ((x) == INFINITY) || ((x) == -INFINITY); }
#else
# error "Don't know how to get isinf()"
#endif
namespace llvm {
-int IsInf (float f) { return isinf (f); }
-int IsInf (double d) { return isinf (d); }
+int IsInf(float f) { return isinf(f); }
+int IsInf(double d) { return isinf(d); }
-}; // end namespace llvm;
+} // end namespace llvm;