From 70e9d46d755edb70826260600bbd251f6c3fd776 Mon Sep 17 00:00:00 2001
From: Ralph Lange <ralph.lange@gmx.de>
Date: Thu, 5 Dec 2019 16:44:59 +0100
Subject: [PATCH] libcom: import some C99 math (isnan etc.) into global
 namespace

---
 src/libCom/osi/os/posix/epicsMath.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/libCom/osi/os/posix/epicsMath.h b/src/libCom/osi/os/posix/epicsMath.h
index 4e558676c..13f25e520 100644
--- a/src/libCom/osi/os/posix/epicsMath.h
+++ b/src/libCom/osi/os/posix/epicsMath.h
@@ -14,6 +14,14 @@
 #include <shareLib.h>
 
 #ifdef __cplusplus
+
+#include <cmath>
+
+using std::isfinite;
+using std::isinf;
+using std::isnan;
+using std::isnormal;
+
 extern "C" {
 #endif