[Bug c++/46526] New: VTable Problem?

["nate.knight at numerica dot us" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46526

           Summary: VTable Problem?
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: nate.knight@numerica.us


Created attachment 22435
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22435
Preprocessed output

Both asserts should pass, but one fails.

Command: g++-mp-4.6 -std=c++0x -v -g3 -save-temps -Wall expose_bug.cpp -o
expose_bug

Command output:

Using built-in specs.
COLLECT_GCC=g++-mp-4.6
COLLECT_LTO_WRAPPER=/opt/local/libexec/gcc/x86_64-apple-darwin10/4.6.0/lto-wrapper
Target: x86_64-apple-darwin10
Configured with: ../gcc-4.6-20101113/configure --prefix=/opt/local
--build=x86_64-apple-darwin10 --enable-languages=c,c++,objc,obj-c++
--libdir=/opt/local/lib/gcc46 --includedir=/opt/local/include/gcc46
--infodir=/opt/local/share/info --mandir=/opt/local/share/man
--datarootdir=/opt/local/share/gcc-4.6 --with-local-prefix=/opt/local
--with-system-zlib --disable-nls --program-suffix=-mp-4.6
--with-gxx-include-dir=/opt/local/include/gcc46/c++/ --with-gmp=/opt/local
--with-mpfr=/opt/local --with-mpc=/opt/local --enable-stage1-checking
--disable-multilib --enable-fully-dynamic-string
Thread model: posix
gcc version 4.6.0 20101113 (experimental) (GCC) 
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.6.5' '-std=c++0x' '-v' '-g3'
'-save-temps' '-Wall' '-o' 'expose_bug' '-shared-libgcc' '-mtune=generic'
 /opt/local/libexec/gcc/x86_64-apple-darwin10/4.6.0/cc1plus -E -quiet -v -dD
-D__DYNAMIC__ expose_bug.cpp -fPIC -mmacosx-version-min=10.6.5 -mtune=generic
-std=c++0x -Wall -g3 -fworking-directory -fpch-preprocess -o expose_bug.ii
ignoring nonexistent directory
"/opt/local/lib/gcc46/gcc/x86_64-apple-darwin10/4.6.0/../../../../../x86_64-apple-darwin10/include"
#include "..." search starts here:
#include <...> search starts here:
 /opt/local/include/gcc46/c++/
 /opt/local/include/gcc46/c++//x86_64-apple-darwin10
 /opt/local/include/gcc46/c++//backward
 /opt/local/lib/gcc46/gcc/x86_64-apple-darwin10/4.6.0/include
 /opt/local/include
 /opt/local/lib/gcc46/gcc/x86_64-apple-darwin10/4.6.0/include-fixed
 /usr/include
 /System/Library/Frameworks
 /Library/Frameworks
End of search list.
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.6.5' '-std=c++0x' '-v' '-g3'
'-save-temps' '-Wall' '-o' 'expose_bug' '-shared-libgcc' '-mtune=generic'
 /opt/local/libexec/gcc/x86_64-apple-darwin10/4.6.0/cc1plus -fpreprocessed
expose_bug.ii -fPIC -quiet -dumpbase expose_bug.cpp -mmacosx-version-min=10.6.5
-mtune=generic -auxbase expose_bug -g3 -Wall -std=c++0x -version -o
expose_bug.s
GNU C++ (GCC) version 4.6.0 20101113 (experimental) (x86_64-apple-darwin10)
    compiled by GNU C version 4.6.0 20101113 (experimental), GMP version 5.0.1,
MPFR version 3.0.0-p8, MPC version 0.8.2
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
GNU C++ (GCC) version 4.6.0 20101113 (experimental) (x86_64-apple-darwin10)
    compiled by GNU C version 4.6.0 20101113 (experimental), GMP version 5.0.1,
MPFR version 3.0.0-p8, MPC version 0.8.2
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: 4b970d796b9f2164104727f632078674
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.6.5' '-std=c++0x' '-v' '-g3'
'-save-temps' '-Wall' '-o' 'expose_bug' '-shared-libgcc' '-mtune=generic'
 as -arch x86_64 -force_cpusubtype_ALL -o expose_bug.o expose_bug.s
COMPILER_PATH=/opt/local/libexec/gcc/x86_64-apple-darwin10/4.6.0/:/opt/local/libexec/gcc/x86_64-apple-darwin10/4.6.0/:/opt/local/libexec/gcc/x86_64-apple-darwin10/:/opt/local/lib/gcc46/gcc/x86_64-apple-darwin10/4.6.0/:/opt/local/lib/gcc46/gcc/x86_64-apple-darwin10/
LIBRARY_PATH=/opt/local/lib/gcc46/gcc/x86_64-apple-darwin10/4.6.0/:/opt/local/lib/gcc46/gcc/x86_64-apple-darwin10/4.6.0/../../../:/usr/lib/
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.6.5' '-std=c++0x' '-v' '-g3'
'-save-temps' '-Wall' '-o' 'expose_bug' '-shared-libgcc' '-mtune=generic'
 /opt/local/libexec/gcc/x86_64-apple-darwin10/4.6.0/collect2 -dynamic -arch
x86_64 -macosx_version_min 10.6.5 -weak_reference_mismatches non-weak -o
expose_bug -lcrt1.10.5.o -L/opt/local/lib/gcc46/gcc/x86_64-apple-darwin10/4.6.0
-L/opt/local/lib/gcc46/gcc/x86_64-apple-darwin10/4.6.0/../../.. expose_bug.o
-lstdc++ -lgcc_ext.10.5 -lgcc -no_compact_unwind -lSystem
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.6.5' '-std=c++0x' '-v' '-g3'
'-save-temps' '-Wall' '-o' 'expose_bug' '-shared-libgcc' '-mtune=generic'