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[Bug c++/34102] New: [4.3 regression] ICE with invalid inheritance of variadic templates
- From: "reichelt at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 15 Nov 2007 07:51:08 -0000
- Subject: [Bug c++/34102] New: [4.3 regression] ICE with invalid inheritance of variadic templates
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
The following invalid testcase triggers an ICE on mainline:
============================================================
struct A {};
template<typename> struct B : virtual A {};
template<typename...T> struct C : B<T> {};
============================================================
bug.cc:5: error: parameter packs not expanded with `...':
bug.cc:5: note: 'T'
bug.cc: In instantiation of 'B<<expression error> >':
bug.cc:5: instantiated from here
bug.cc:3: internal compiler error: Segmentation fault
Please submit a full bug report, [etc.]
The bug appeared between 2007-11-03 and 2007-11-06.
--
Summary: [4.3 regression] ICE with invalid inheritance of
variadic templates
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Keywords: ice-on-invalid-code, error-recovery, 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=34102