Linker errors with deployment target 7.0 for iOS

Undefined symbols for architecture armv7:
"std::__throw_length_error(char const*)", referenced from:
std::vector<OwnPtr<JSC::Yarr::CharacterClass>, std::allocator<OwnPtr<JSC::Yarr::CharacterClass> > >::_M_insert_aux(_gnu_cxx::_normal_iterator<OwnPtr<JSC::Yarr::CharacterClass>*, std::vector<OwnPtr<JSC::Yarr::CharacterClass>, std::allocator<OwnPtr<JSC::Yarr::CharacterClass> > > >, OwnPtr<JSC::Yarr::CharacterClass> const&) in libQt5Qml_debug.a(YarrPattern.o)
std::vector<unsigned short, std::allocator<unsigned short> >::_M_insert_aux(_gnu_cxx::_normal_iterator<unsigned short*, std::vector<unsigned short, std::allocator<unsigned short> > >, unsigned short const&) in libQt5Qml_debug.a(YarrPattern.o)
std::vector<JSC::Yarr::PatternTerm, std::allocator<JSC::Yarr::PatternTerm> >::_M_insert_aux(_gnu_cxx::_normal_iterator<JSC::Yarr::PatternTerm*, std::vector<JSC::Yarr::PatternTerm, std::allocator<JSC::Yarr::PatternTerm> > >, JSC::Yarr::PatternTerm const&) in libQt5Qml_debug.a(YarrPattern.o)
std::vector<OwnPtr<JSC::Yarr::PatternDisjunction>, std::allocator<OwnPtr<JSC::Yarr::PatternDisjunction> > >::_M_insert_aux(_gnu_cxx::_normal_iterator<OwnPtr<JSC::Yarr::PatternDisjunction>*, std::vector<OwnPtr<JSC::Yarr::PatternDisjunction>, std::allocator<OwnPtr<JSC::Yarr::PatternDisjunction> > > >, OwnPtr<JSC::Yarr::PatternDisjunction> const&) in libQt5Qml_debug.a(YarrPattern.o)
std::vector<JSC::Yarr::PatternTerm, std::allocator<JSC::Yarr::PatternTerm> >::reserve(unsigned long) in libQt5Qml_debug.a(YarrPattern.o)
std::vector<OwnPtr<JSC::Yarr::PatternAlternative>, std::allocator<OwnPtr<JSC::Yarr::PatternAlternative> > >::_M_insert_aux(_gnu_cxx::_normal_iterator<OwnPtr<JSC::Yarr::PatternAlternative>*, std::vector<OwnPtr<JSC::Yarr::PatternAlternative>, std::allocator<OwnPtr<JSC::Yarr::PatternAlternative> > > >, OwnPtr<JSC::Yarr::PatternAlternative> const&) in libQt5Qml_debug.a(YarrPattern.o)
std::vector<JSC::Yarr::CharacterRange, std::allocator<JSC::Yarr::CharacterRange> >::_M_insert_aux(_gnu_cxx::_normal_iterator<JSC::Yarr::CharacterRange*, std::vector<JSC::Yarr::CharacterRange, std::allocator<JSC::Yarr::CharacterRange> > >, JSC::Yarr::CharacterRange const&) in libQt5Qml_debug.a(YarrPattern.o)
...
"std::ios_base::Init::~Init()", referenced from:
___cxx_global_var_init in libQt5Qml_debug.a(qqmlbundle.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4regexpobject.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4mm.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4functionobject.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4object.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4debugging.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4codegen.o)
...
"std::ios_base::Init::Init()", referenced from:
___cxx_global_var_init in libQt5Qml_debug.a(qqmlbundle.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4regexpobject.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4mm.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4functionobject.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4object.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4debugging.o)
___cxx_global_var_init in libQt5Qml_debug.a(qv4codegen.o)
...
ld: symbol(s) not found for architecture armv7
clang: error: linker command failed with exit code 1 (use -v to see invocation)