[Bug c++/52895] New: [C++0x] ICE in unify, at cp/pt.c:15802

[Bug c++/52895] New: [C++0x] ICE in unify, at cp/pt.c:15802

[taylor.goodhart at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52895

             Bug #: 52895
           Summary: [C++0x] ICE in unify, at cp/pt.c:15802
    Classification: Unclassified
           Product: gcc
           Version: 4.6.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: taylor.goodhart@gmail.com


Possibly related to 44629 or 51530.

gcc -v -save-temps --std=c++0x crash.cpp 
Using built-in specs.
COLLECT_GCC=/usr/bin/gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-redhat-linux/4.6.1/lto-wrapper
Target: x86_64-redhat-linux
Configured with: ../configure --prefix=/usr --mandir=/usr/share/man
--infodir=/usr/share/info --with-bugurl=http://bugzilla.redhat.com/bugzilla
--enable-bootstrap --enable-shared --enable-threads=posix
--enable-checking=release --with-system-zlib --enable-__cxa_atexit
--disable-libunwind-exceptions --enable-gnu-unique-object
--enable-linker-build-id
--enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin
--enable-java-awt=gtk --disable-dssi
--with-java-home=/usr/lib/jvm/java-1.5.0-gcj-1.5.0.0/jre
--enable-libgcj-multifile --enable-java-maintainer-mode
--with-ecj-jar=/usr/share/java/eclipse-ecj.jar --disable-libjava-multilib
--with-ppl --with-cloog --with-tune=generic --with-arch_32=i686
--build=x86_64-redhat-linux
Thread model: posix
gcc version 4.6.1 20110908 (Red Hat 4.6.1-9) (GCC) 
COLLECT_GCC_OPTIONS='-v' '-save-temps' '-std=c++0x' '-mtune=generic'
'-march=x86-64'
 /usr/libexec/gcc/x86_64-redhat-linux/4.6.1/cc1plus -E -quiet -v -D_GNU_SOURCE
crash.cpp -mtune=generic -march=x86-64 -std=c++0x -fpch-preprocess -o crash.ii
ignoring nonexistent directory
"/usr/lib/gcc/x86_64-redhat-linux/4.6.1/include-fixed"
ignoring nonexistent directory
"/usr/lib/gcc/x86_64-redhat-linux/4.6.1/../../../../x86_64-redhat-linux/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/lib/gcc/x86_64-redhat-linux/4.6.1/../../../../include/c++/4.6.1

/usr/lib/gcc/x86_64-redhat-linux/4.6.1/../../../../include/c++/4.6.1/x86_64-redhat-linux
 /usr/lib/gcc/x86_64-redhat-linux/4.6.1/../../../../include/c++/4.6.1/backward
 /usr/lib/gcc/x86_64-redhat-linux/4.6.1/include
 /usr/local/include
 /usr/include
End of search list.
COLLECT_GCC_OPTIONS='-v' '-save-temps' '-std=c++0x' '-mtune=generic'
'-march=x86-64'
 /usr/libexec/gcc/x86_64-redhat-linux/4.6.1/cc1plus -fpreprocessed crash.ii
-quiet -dumpbase crash.cpp -mtune=generic -march=x86-64 -auxbase crash
-std=c++0x -version -o crash.s
GNU C++ (GCC) version 4.6.1 20110908 (Red Hat 4.6.1-9) (x86_64-redhat-linux)
    compiled by GNU C version 4.6.1 20110908 (Red Hat 4.6.1-9), GMP version
4.3.2, MPFR version 3.0.0, MPC version 0.8.3-dev
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
GNU C++ (GCC) version 4.6.1 20110908 (Red Hat 4.6.1-9) (x86_64-redhat-linux)
    compiled by GNU C version 4.6.1 20110908 (Red Hat 4.6.1-9), GMP version
4.3.2, MPFR version 3.0.0, MPC version 0.8.3-dev
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
Compiler executable checksum: 49ba4178658a95fb5abf5b1394d9fe7d
In file included from /usr/include/boost/assign/list_of.hpp:397:0,
                 from crash.cpp:1:
/usr/include/boost/preprocessor/iteration/detail/local.hpp: In member function
‘boost::assign_detail::generic_list<T>&
boost::assign_detail::generic_list<T>::operator()(const U&, const U0&) [with U
= std::pair<Struct::State, Struct::State>, U0 = std::nullptr_t, T =
std::pair<std::pair<Struct::State, Struct::State>, std::nullptr_t>,
boost::assign_detail::generic_list<T> =
boost::assign_detail::generic_list<std::pair<std::pair<Struct::State,
Struct::State>, std::nullptr_t> >]’:
crash.cpp:14:122:   instantiated from here
/usr/include/boost/preprocessor/iteration/detail/local.hpp:37:93: internal
compiler error: in unify, at cp/pt.c:15802
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://bugzilla.redhat.com/bugzilla> for instructions.
Preprocessed source stored into /tmp/ccCPPguD.out file, please attach this to
your bugreport.

[Bug c++/52895] [C++0x] ICE in unify, at cp/pt.c:15802

[taylor.goodhart at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52895

--- Comment #1 from taylor.goodhart at gmail dot com 2012-04-06 23:17:17 UTC ---
Created attachment 27108
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27108
CPP file

[Bug c++/52895] [C++0x] ICE in unify, at cp/pt.c:15802

[taylor.goodhart at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52895

--- Comment #2 from taylor.goodhart at gmail dot com 2012-04-06 23:19:50 UTC ---
Created attachment 27109
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27109
II File

I appologize for compressing this. The bug reporting system won't let me post
the original due to the size, and I don't have the means to post a URL.

[Bug c++/52895] [C++0x] ICE in unify, at cp/pt.c:15802

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52895

Jason Merrill <jason at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
                 CC|                            |jason at gcc dot gnu.org
         Resolution|                            |FIXED
   Target Milestone|---                         |4.7.1

--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> 2012-04-13 17:07:16 UTC ---
This seems to be fixed in 4.7.