http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55972
Bug #: 55972 Summary: cannot access private member from lambda used in NSDMI Classification: Unclassified Product: gcc Version: 4.7.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassig...@gcc.gnu.org ReportedBy: jens.mau...@gmx.net The following short translation unit shows the issue: class C { void f(); int j = 10; int i = [this]() { return this->j; }(); }; $ g++ -std=c++11 x.cc x.cc: In lambda function: x.cc:4:11: error: ‘int C::j’ is private x.cc:5:39: error: within this context Non-static data member initializers (and lambdas used therein) should be able to access private members of their class.