lfs-book-zh_CN/appendixa/gcc-desc.xml

<sect2><title>Short descriptions</title>

<para><command>cpp</command> is the C preprocessor. It is used by the
compiler to have the #include and #define and such statements expanded in
the source files.</para>

<para><command>g++</command> is the C++ compiler.</para>

<para><command>gcc</command> is the C compiler. It is used to translate
the source code of a program into assembly code.</para>

<para><command>gccbug</command> is a shell script used to help create
good bug reports.</para>

<para><command>gcov</command> is a coverage testing tool. It is used to
analyze programs to find out where optimizations will have the most effect.</para>

<para><command>libgcc*</command> contains run-time support for gcc.</para>

<para><command>libstdc++</command> is the standard C++ library. It contains
many frequently-used functions.</para>

<para><command>libsupc++</command> provides supporting routines
for the c++ programming language.</para>

</sect2>