gcc 出现问题：There is NO warranty; not even for MERCHAN ...

    ~$ gcc --version
    gcc (Ubuntu/Linaro 4.4.4-14ubuntu5) 4.4.5
    Copyright (C) 2010 Free Software Foundation, Inc.
    This is free software; see the source for copying conditions.  There is NO
    warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

    ~$ arm-linux-gcc --version
    arm-none-linux-gnueabi-gcc (Sourcery G++ Lite 2009q1-203) 4.3.3
    Copyright (C) 2008 Free Software Foundation, Inc.
    This is free software; see the source for copying conditions.  There is NO
    warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.