/home/klugier/upp/uppsrc/Core/Value.h: In function 'bool Upp::operator!=(Upp::String, const Upp::Value&)':
/home/klugier/upp/uppsrc/Core/Value.h:341:73: error: call of overloaded 'String(const Upp::Value&)' is ambiguous
  341 | inline bool operator!=(T x, const Value& v)   { return v.Is<VT>() ? (VT)v != x : v != Value(x); } \
      |                                                                         ^
/home/klugier/upp/uppsrc/Core/Value.h:343:26: note: in expansion of macro 'VALUE_COMPARE_V'
  343 | #define VALUE_COMPARE(T) VALUE_COMPARE_V(T, T)
      |                          ^~~~~~~~~~~~~~~
/home/klugier/upp/uppsrc/Core/Value.h:351:1: note: in expansion of macro 'VALUE_COMPARE'
  351 | VALUE_COMPARE(String)
      | ^~~~~~~~~~~~~
In file included from /home/klugier/upp/uppsrc/Core/Core.h:302,
                 from /home/klugier/upp/uppsrc/ide/Builders/BuilderUtils.h:4,
                 from /home/klugier/upp/uppsrc/ide/Builders/BuilderUtils.cpp:1:
/home/klugier/upp/uppsrc/Core/String.h:403:2: note: candidate: 'Upp::String::String(const string&)'
  403 |  String(const std::string& s)                           { String0::Set0(s.c_str(), (int)s.length()); }
      |  ^~~~~~
/home/klugier/upp/uppsrc/Core/String.h:386:2: note: candidate: 'Upp::String::String(Upp::String&&)'
  386 |  String(String&& s)                                     { String0::Pick0(pick(s)); }
      |  ^~~~~~
/home/klugier/upp/uppsrc/Core/String.h:385:2: note: candidate: 'Upp::String::String(const Upp::String&)'
  385 |  String(const String& s)                                { String0::Set0(s); }
      |  ^~~~~~