The following invalid code causes an ICE on mainline:
=============================
typedef int X;
template<X> struct X {};
=============================
bug.cc:2: error: 'template<int <anonymous> > struct X' redeclared as different
kind of symbol
bug.cc:1: error: previous declaration of 'typedef int X'
bug.cc:2: internal compiler error: tree check: expected class 'declaration',
have 'exceptional' (error_mark) in push_template_decl_real, at cp/pt.c:3152
Please submit a full bug report, [etc.]
--
Summary: [4.0 regression] ICE on invalid template class
Product: gcc
Version: 4.0.0
Status: UNCONFIRMED
Keywords: ice-on-invalid-code, error-recovery, monitored
Severity: normal
Priority: P2
Component: c++
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: reichelt at gcc dot gnu dot org
CC: gcc-bugs at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18471
