[Bug libgcc/56101] New: pthread program abort

[ryang at synopsys dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56101

             Bug #: 56101
           Summary: pthread program abort
    Classification: Unclassified
           Product: gcc
           Version: 4.7.2
            Status: UNCONFIRMED
          Severity: major
          Priority: P3
         Component: libgcc
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: ryang@synopsys.com


Created attachment 29269
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29269
The preprocessed file

-Compiler informations:
g++ -v
Using built-in specs.
COLLECT_GCC=/remote/depotsrc/depotsrc/amd64-2.6/local_install/gcc-4.7.2_test2/bin/g++
COLLECT_LTO_WRAPPER=/remote/depotsrc/depotsrc/amd64-2.6/local_install/gcc-4.7.2_test2/libexec/gcc/x86_64-redhat-linux/4.7.2/lto-wrapper
Target: x86_64-redhat-linux
Configured with: ../../src/gcc-4.7.2/configure
--prefix=/remote/depotsrc/depotsrc/amd64-2.6/local_install/gcc-4.7.2_test2
--enable-bootstrap --enable-threads=posix --enable-checking=release
--with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions
--enable-languages=c,c++,fortran --disable-libgcj --with-cpu=generic
--build=x86_64-redhat-linux
Thread model: posix
gcc version 4.7.2 (GCC)

- Command line triggers the bug:
ryang@sderh7 test2> mtest
Abort

- compiler outout:
/remote/depotsrc/depotsrc/amd64-2.6/local_install/gcc-4.7.2_test2/bin/g++ -I.
-Wall -Wextra -fno-strict-aliasing -fwrapv -m64 -c  -msse2 -mfpmath=sse 
-fno-omit-frame-pointer -fno-dollars-in-identifiers -save-temps -pthread -o
tmain.o tmain.C
/remote/depotsrc/depotsrc/amd64-2.6/local_install/gcc-4.7.2_test2/bin/g++
-static-libgcc -static-libstdc++  -o mtest tmain.o -pthread -lm -ldl

- the preprocessed file (*.i*)
see the attachment