http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47326
Summary: ICE in tsubst_copy (triggered by dependency of return
type on parameter pack size)
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: schmidt-thi...@ismll.de
gcc (snapshot gcc-4.6-20110115) throws an internal compiler error when
compiling the attached file
"bug-gcc-ICE-return_type_depends_on_variadic_size.ii"
> g++ -std=c++0x bug-gcc-ICE-return_type_depends_on_variadic_size.ii
bug-gcc-ICE-return_type_depends_on_variadic_size.cpp: In function ‘int main()’:
bug-gcc-ICE-return_type_depends_on_variadic_size.cpp:12:8: internal compiler
error:
in tsubst_copy, at cp/pt.c:11242
This bug is similar, but not identical to
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47289
reported a couple of days ago by me and meanwhile fixed by Jason
Merrill -- thank you a a lot ! (as gcc/testsuite/g++.dg/cpp0x/variadic105.C
now does not throw an ICE anymore.)
gcc was build from source and configured via
> configure --prefix=/opt/prog/gcc/ -enable-languages=c,c++,fortran
> --disable-multilib
on ubuntu
> uname -a
Linux lst-desktop 2.6.32-24-generic #39-Ubuntu SMP Wed Jul 28 05:14:15 UTC 2010
x86_64 GNU/Linux
