[Bug c++/45651] New: internal compiler error: in import_export_decl, at cp/decl2.c:2344

["kamaraju at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

root@kusumanchi:/home/593456# cat error.cpp 
namespace { template <int T> struct A {}; }
template <int T> struct B { void f(A<T>); };
template struct B<1>;
template<int T> void B<T>::f(A<T>) {}

root@kusumanchi:/home/593456# /usr/lib/gcc-snapshot/bin/g++ -v error.cpp 
Using built-in specs.
COLLECT_GCC=/usr/lib/gcc-snapshot/bin/g++
COLLECT_LTO_WRAPPER=/usr/lib/gcc-snapshot/libexec/gcc/i486-linux-gnu/4.6.0/lto-wrapper
Target: i486-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Debian 20100828-1'
--with-bugurl=file:///usr/share/doc/gcc-snapshot/README.Bugs
--enable-languages=c,ada,c++,fortran,objc,obj-c++
--prefix=/usr/lib/gcc-snapshot --enable-shared --enable-multiarch
--enable-linker-build-id --with-system-zlib --disable-nls --enable-clocale=gnu
--enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-plugin
--enable-gold --with-plugin-ld=ld.gold --enable-objc-gc --enable-targets=all
--with-arch-32=i586 --with-tune=generic --disable-werror --enable-checking=yes
--build=i486-linux-gnu --host=i486-linux-gnu --target=i486-linux-gnu
Thread model: posix
gcc version 4.6.0 20100828 (experimental) [trunk revision 163616] (Debian
20100828-1) 
COLLECT_GCC_OPTIONS='-v' '-shared-libgcc' '-mtune=generic' '-march=i586'
 /usr/lib/gcc-snapshot/libexec/gcc/i486-linux-gnu/4.6.0/cc1plus -quiet -v
-D_GNU_SOURCE error.cpp -quiet -dumpbase error.cpp -mtune=generic -march=i586
-auxbase error -version -o /tmp/ccQKGBGy.s
GNU C++ (Debian 20100828-1) version 4.6.0 20100828 (experimental) [trunk
revision 163616] (i486-linux-gnu)
        compiled by GNU C version 4.6.0 20100828 (experimental) [trunk revision
163616], GMP version 4.3.2, MPFR version 3.0.0-p3, MPC version 0.8.2
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
ignoring nonexistent directory "/usr/local/include/i486-linux-gnu"
ignoring nonexistent directory
"/usr/lib/gcc-snapshot/lib/gcc/i486-linux-gnu/4.6.0/../../../../i486-linux-gnu/include"
ignoring nonexistent directory "/usr/include/i486-linux-gnu"
#include "..." search starts here:
#include <...> search starts here:

/usr/lib/gcc-snapshot/lib/gcc/i486-linux-gnu/4.6.0/../../../../include/c++/4.6.0

/usr/lib/gcc-snapshot/lib/gcc/i486-linux-gnu/4.6.0/../../../../include/c++/4.6.0/i486-linux-gnu

/usr/lib/gcc-snapshot/lib/gcc/i486-linux-gnu/4.6.0/../../../../include/c++/4.6.0/backward
 /usr/lib/gcc-snapshot/lib/gcc/i486-linux-gnu/4.6.0/include
 /usr/local/include
 /usr/lib/gcc-snapshot/include
 /usr/lib/gcc-snapshot/lib/gcc/i486-linux-gnu/4.6.0/include-fixed
 /usr/include
End of search list.
GNU C++ (Debian 20100828-1) version 4.6.0 20100828 (experimental) [trunk
revision 163616] (i486-linux-gnu)
        compiled by GNU C version 4.6.0 20100828 (experimental) [trunk revision
163616], GMP version 4.3.2, MPFR version 3.0.0-p3, MPC version 0.8.2
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: 4e52e07a42ee405526b1bbb53d4dbd43
error.cpp: In instantiation of 'void B<T>::f({anonymous}::A<T>) [with int T =
1]':
error.cpp:3:17:   instantiated from here
error.cpp:4:37: internal compiler error: in import_export_decl, at
cp/decl2.c:2344
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-snapshot/README.Bugs> for instructions.



This bug was originally reported at
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=593456 . The bug seems to be
present since gcc-4.3.

Please let me know if you need any further information.


-- 
           Summary: internal compiler error: in import_export_decl, at
                    cp/decl2.c:2344
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: kamaraju at gmail dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45651