[ 41%] Built target Reflex [ 41%] Generating G__Reflex.cxx, G__Reflex.h Error: class,struct,union or type decltype(nullptr) not defined /usr/include/c++/8/x86_64-redhat-linux/bits/c++config.h:2184: Error: unrecognized language construct /usr/include/c++/8/bits/atomic_base.h:162: Error: Symbol default is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:162: Error: unrecognized language construct /usr/include/c++/8/bits/atomic_base.h:163: Error: Symbol default is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:163: Error: Symbol delete is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:164: Error: Symbol delete is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:165: Error: unrecognized language construct /usr/include/c++/8/bits/atomic_base.h:166: Error: Symbol delete is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:166: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:181: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:198: Error: Invalid type 'constexpr' in declaration of 'bool value' /usr/include/c++/8/type_traits:71: Error: no such template constexpr bool integral_constant /usr/include/c++/8/type_traits:84: Error: Symbol value is not defined in current scope /usr/include/c++/8/type_traits:84: Error: Invalid type 'constexpr' in declaration of 'bool value' /usr/include/c++/8/type_traits:71: Error: no such template constexpr bool integral_constant /usr/include/c++/8/type_traits:84: Error: Symbol value is not defined in current scope /usr/include/c++/8/type_traits:84: Error: Symbol integral_constant /usr/include/c++/8/type_traits:93: Error: Symbol integral_constant /usr/include/c++/8/type_traits:93: Error: no such template (extent<_Tp>::value> /usr/include/c++/8/type_traits:778: Internal error: global function template arg type /usr/include/c++/8/type_traits:778: Error: Template class template not defined /usr/include/c++/8/type_traits:798: Error: Template class template not defined /usr/include/c++/8/type_traits:846: Error: Template class template not defined /usr/include/c++/8/type_traits:889: Internal error: global function template arg type /usr/include/c++/8/type_traits:1167: Error: class,struct,union or type __int128 not defined /usr/include/c++/8/type_traits:1707: Error: class,struct,union or type ... not defined /usr/include/c++/8/type_traits:2023: Internal error: global function template arg type /usr/include/c++/8/type_traits:2023: Error: Template class template not defined /usr/include/c++/8/type_traits:2040: Error: Template class template not defined /usr/include/c++/8/type_traits:2124: Error: Template class template not defined /usr/include/c++/8/type_traits:2143: Error: class,struct,union or type ... not defined /usr/include/c++/8/type_traits:2161: Internal error: global function template arg type /usr/include/c++/8/type_traits:2161: Error: class,struct,union or type ... not defined /usr/include/c++/8/type_traits:2180: Internal error: global function template arg type /usr/include/c++/8/type_traits:2180: Error: Template class template not defined /usr/include/c++/8/type_traits:2267: Error: Template class template not defined /usr/include/c++/8/type_traits:2948: Error: Symbol bool is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:244: Error: Function alignof(bool) is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:244: Error: Invalid type 'constexpr' in declaration of 'int _S_alignment' /usr/include/c++/8/bits/atomic_base.h:244: Syntax error /usr/include/c++/8/bits/atomic_base.h:246: Error: unrecognized language construct /usr/include/c++/8/bits/atomic_base.h:246: Error: unrecognized language construct /usr/include/c++/8/bits/atomic_base.h:249: Error: Symbol default is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:249: Error: unrecognized language construct /usr/include/c++/8/bits/atomic_base.h:250: Error: Symbol default is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:250: Error: Symbol delete is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:251: Error: Symbol delete is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:252: Error: unrecognized language construct /usr/include/c++/8/bits/atomic_base.h:253: Error: Symbol delete is not defined in current scope /usr/include/c++/8/bits/atomic_base.h:253: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:380: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:401: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:420: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:462: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:506: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:519: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:529: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:539: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:549: Error: Redefinition of default argument /usr/include/c++/8/bits/atomic_base.h:559: Error: abstract class object '__atomic_base _M_base' declared /usr/include/c++/8/atomic:66: Error: unrecognized language construct /usr/include/c++/8/atomic:69: Error: Symbol default is not defined in current scope /usr/include/c++/8/atomic:69: Error: unrecognized language construct /usr/include/c++/8/atomic:70: Error: Symbol default is not defined in current scope /usr/include/c++/8/atomic:70: Error: Symbol delete is not defined in current scope /usr/include/c++/8/atomic:71: Error: Symbol delete is not defined in current scope /usr/include/c++/8/atomic:72: Error: unrecognized language construct /usr/include/c++/8/atomic:73: Error: Symbol delete is not defined in current scope /usr/include/c++/8/atomic:73: Error: Redefinition of default argument /usr/include/c++/8/atomic:107: Error: Redefinition of default argument /usr/include/c++/8/atomic:115: Error: Redefinition of default argument /usr/include/c++/8/atomic:124: Error: Redefinition of default argument /usr/include/c++/8/atomic:144: Error: Redefinition of default argument /usr/include/c++/8/atomic:164: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Missing one of ' ;:=+-)(*&^%$#@!~'"\|][}{/?.>,<' expected at or after line 42987. Error: Unexpected end of file (G__fgetstream():2) /usr/include/c++/8/atomic:42987: Error: Unexpected end of file (G__fgetc()) /usr/include/c++/8/atomic:42987: make[2]: *** [cint/reflex/CMakeFiles/ReflexDict.dir/build.make:91: cint/reflex/G__Reflex.cxx] Error 1 make[2]: *** Deleting file 'cint/reflex/G__Reflex.cxx' make[1]: *** [CMakeFiles/Makefile2:2424: cint/reflex/CMakeFiles/ReflexDict.dir/all] Error 2 make: *** [Makefile:152: all] Error 2