1133438 - (gcc 5.0) Build error when building with --enable-stdcxx-compat

Status: RESOLVED DUPLICATE of bug 1153109

(Firefox Build System :: General, defect)

Description

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User Agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:35.0) Gecko/20100101 Firefox/35.0
Build ID: 20150215234726

Steps to reproduce:

gcc-5.0.0-0.13.fc23.x86_64 libstdc++-5.0.0-0.13.fc23.x86_64

 0:06.45/media/data/develop/mozilla/central/build/unix/stdc++compat/stdc++compat.cpp:49:86:error: no member function ‘_S_construct_aux_2’ declared in ‘std::__cxx11::basic_string<char>’
 0:06.45 template char *string::_S_construct_aux_2(size_type, char, allocator<char> const&);
 0:06.45 ^
 0:06.45 /media/data/develop/mozilla/central/build/unix/stdc++compat/stdc++compat.cpp:51:96:error: no member function ‘_S_construct_aux_2’ declared in ‘std::__cxx11::basic_string<wchar_t>’
 0:06.45 template wchar_t *wstring::_S_construct_aux_2(size_type, wchar_t, allocator<wchar_t> const&);

when built without --enable-stdcxx-compat, firefox require GLIBCXX_3.4.21