template<class T, class U> auto add(T t, U u) -> decltype(t + u) { return t + u; }
int main() { add(1,2); } internal compiler error: in tsubst_copy, at cp/pt.c:9812 -- Summary: ICE using auto return-type in template function Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: chris dot fairles at gmail dot com GCC build triplet: x86_64-unknown-linux-gnu GCC host triplet: x86_64-unknown-linux-gnu GCC target triplet: x86_64-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37439