From: Brian Gaeke <gaeke@uiuc.edu>
Date: Wed, 21 Jul 2004 03:32:51 +0000 (+0000)
Subject: Solaris hack for isinf()
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=0d3ac4cc30b893ea02b5adeeb9c407db357b298c;p=oota-llvm.git

Solaris hack for isinf()


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15058 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Support/IsInf.cpp b/lib/Support/IsInf.cpp
index 4142b911e2c..7fd857e931b 100644
--- a/lib/Support/IsInf.cpp
+++ b/lib/Support/IsInf.cpp
@@ -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