The following valid testcase triggers an ICE on mainline: ============================================================ template<typename> struct A {};
template<template<typename> class...> struct B {}; template<template<typename> class T> void foo(const B<T>&); void bar() { foo(B<A>()); } ============================================================ bug.cc: In function 'void bar()': bug.cc:9: internal compiler error: in arg_assoc_type, at cp/name-lookup.c:4626 Please submit a full bug report, [etc.] -- Summary: [4.3 regression] ICE with argument deduction of variadic template function Product: gcc Version: 4.3.0 Status: UNCONFIRMED Keywords: ice-on-valid-code, monitored Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: reichelt at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34101