http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55670
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target|x86_64-linux-gnu | Status|UNCONFIRMED |NEW Keywords| |ice-on-valid-code, | |rejects-valid Last reconfirmed| |2012-12-13 Ever Confirmed|0 |1 Summary|This isn't a pure virtual |[C++11] This isn't a pure |method. |virtual method. Build|gcc version 4.7.2 | |(Ubuntu/Linaro | |4.7.2-11precise2) | --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-12-13 10:33:01 UTC --- Confirmed. Not a regression as NSDMI and alias templates are new. As a workaround you can use a braced-init-list for the initializer: F<void ()>* fp { nullptr };