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here is part of the log
"[debug]Reading symbols from /home/sys_cbo/dev/McbDES/bin/Debug/McbDES...
[debug]done.
[debug](gdb)
[debug]> set prompt >>>>>>cb_gdb:
Registered new type: wxString
Registered new type: STL String
Registered new type: STL Vector
Setting breakpoints
[debug]>>>>>>cb_gdb:
[debug]> show version
[debug]GNU gdb (GDB) CentOS (7.0.1-45.el5.centos)
[debug]Copyright (C) 2009 Free Software Foundation, Inc.
[debug]License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
[debug]This is free software: you are free to change and redistribute it.
[debug]There is NO WARRANTY, to the extent permitted by law. Type "show copying"
[debug]and "show warranty" for details.
[debug]This GDB was configured as "i386-redhat-linux-gnu".
[debug]For bug reporting instructions, please see:
[debug]<http://www.gnu.org/software/gdb/bugs/>.
[debug]>>>>>>cb_gdb:
[debug]> set confirm off
Debugger name and version: GNU gdb (GDB) CentOS (7.0.1-45.el5.centos)
At /home/sys_cbo/dev/McbDES/McbMain.cpp:583
[debug]> whatis s
[debug]type = std::locale::string
[debug]>>>>>>cb_gdb:
[debug]> output s.c_str()[0]@s.size()
[debug]"EFEF9E9475C8C2D938C204EAE058F2B3">>>>>>cb_gdb:
[debug]> whatis x
[debug]type = unsigned char
[debug]>>>>>>cb_gdb:
[debug]> output x
[debug]15 '\017'>>>>>>cb_gdb:
[debug]> whatis ix
[debug]type = size_t
[debug]>>>>>>cb_gdb:
[debug]> output ix
[debug]14>>>>>>cb_gdb:
[debug]> whatis c
[debug]type = unsigned char [16]
[debug]>>>>>>cb_gdb:
[debug]> output c
[debug]"\357u\310\302\331\070\302\004\352\340X\000">>>>>>cb_gdb:
[debug]> next
[debug]/home/sys_cbo/dev/McbDES/McbMain.cpp:586:18249:beg:0x804fd03
[debug]>>>>>>cb_gdb:
At /home/sys_cbo/dev/McbDES/McbMain.cpp:586
[debug]> whatis s
[debug]type = std::locale::string
[debug]>>>>>>cb_gdb:
[debug]> output s.c_str()[0]@s.size()
[debug]"EFEF9E9475C8C2D938C204EAE058F2B3">>>>>>cb_gdb:
[debug]> whatis x
[debug]type = unsigned char
[debug]>>>>>>cb_gdb:
[debug]> output x
[debug]15 '\017'>>>>>>cb_gdb:
[debug]> whatis ix
[debug]type = size_t
[debug]>>>>>>cb_gdb:
[debug]> output ix
[debug]14>>>>>>cb_gdb:
[debug]> whatis c
[debug]type = unsigned char [16]
[debug]>>>>>>cb_gdb:
[debug]> output c
[debug]"\357u\310\302\331\070\302\004\352\340X", <incomplete sequence \360>>>>>>>cb_gdb:
[debug]> next
[debug]/home/sys_cbo/dev/McbDES/McbMain.cpp:587:18263:beg:0x804fd07
[debug]>>>>>>cb_gdb:
At /home/sys_cbo/dev/McbDES/McbMain.cpp:587
[debug]> whatis s
[debug]type = std::locale::string
[debug]>>>>>>cb_gdb:
[debug]> output s.c_str()[0]@s.size()
[debug]"EFEF9E9475C8C2D938C204EAE058F2B3">>>>>>cb_gdb:
[debug]> whatis x
[debug]type = unsigned char
[debug]>>>>>>cb_gdb:
[debug]> output x
[debug]15 '\017'>>>>>>cb_gdb:
[debug]> whatis ix
[debug]type = size_t
[debug]>>>>>>cb_gdb:
[debug]> output ix
[debug]14>>>>>>cb_gdb:
[debug]> whatis c
[debug]type = unsigned char [16]
[debug]>>>>>>cb_gdb:
[debug]> output c
[debug]"\357u\310\302\331\070\302\004\352\340X", <incomplete sequence \360>>>>>>>cb_gdb:
[debug]> next
"