[Rivet-svn] rivet: Fix insan std::isnan

[Rivet Mercurial]

details:   https://rivet.hepforge.org/hg/rivet/rev/9c870475c197
branches:  release-2-5-x
changeset: 5497:9c870475c197
user:      Holger Schulz <holger.schulz at durham.ac.uk>
date:      Mon Sep 19 13:33:22 2016 +0100
description:
Fix insan std::isnan

diffs (13 lines):

--- a/src/Analyses/CMS_2015_I1397174.cc	Sun Sep 18 21:37:22 2016 +0100
+++ b/src/Analyses/CMS_2015_I1397174.cc	Mon Sep 19 13:33:22 2016 +0100
@@ -289,8 +289,8 @@
 
 
     void finalize() {
-      const double ttbarXS = !isnan(crossSectionPerEvent()) ? crossSection() : 252.89*picobarn;
-      if (isnan(crossSectionPerEvent()))
+      const double ttbarXS = !std::isnan(crossSectionPerEvent()) ? crossSection() : 252.89*picobarn;
+      if (std::isnan(crossSectionPerEvent()))
         MSG_INFO("No valid cross-section given, using NNLO (arXiv:1303.6254; sqrt(s)=8 TeV, m_t=172.5 GeV): " << ttbarXS/picobarn << " pb");
 
       normalize({_hVis_nJet30,_hVis_nJet60, _hVis_nJet100,