+++ This bug was initially created as a clone of Bug #984984 +++

ThePEG fails to build with gcc6:

[  284s] In file included from FastJetFinder.cc:27:0:
[  284s] ../include/ThePEG/Persistency/PersistentOStream.h:235:29: error:
'isinf' was not declared in this scope
[  284s]      if ( isnan(f) || isinf(f) )
[  284s]                              ^
[  284s] ../include/ThePEG/Persistency/PersistentOStream.h:235:29: note:
suggested alternative:
[  284s] In file included from /usr/include/c++/6/complex:44:0,
[  284s]                  from ../include/ThePEG/Config/Complex.h:16,
[  284s]                  from ../include/ThePEG/Config/ThePEG.h:31,
[  284s]                  from ../include/ThePEG/Interface/Interfaced.h:13,
[  284s]                  from ../include/ThePEG/Cuts/JetFinder.h:16,
[  284s]                  from FastJetFinder.h:16,
[  284s]                  from FastJetFinder.cc:15:
[  284s] /usr/include/c++/6/cmath:630:5: note:   'std::isinf'
[  284s]      isinf(_Tp __x)

Bug ID	984986
Summary	GCC6: ThePEG fails to build
Classification	openSUSE
Product	openSUSE Tumbleweed
Version	Current
Hardware	Other
OS	Other
Status	NEW
Severity	Normal
Priority	P5 - None
Component	Other
Assignee	bnc-team-screening@forge.provo.novell.com
Reporter	dimstar@opensuse.org
QA Contact	qa-bugs@suse.de
Depends on	984984
Found By	---
Blocker	---