Installing GCC:Configuration (GCC-4.3.2)

Hi Please help I download gcc-g++4.3.2 and uncompressed it along with the prerequisites tar files in directory (/opt). I am confused as to the srcdir and objdir mentioned in Install GCC: Configuration. Is the toplevel source directory the same directory (/opt) where the files are uncompress

Upgrade to GCC.4.3.2

Hi, I have SLES9 and Linux-2.6.5-7.97 kernel install on i586 intel 32 bit machine. The compiler is gcc-c++3.3.3-43.24. I want to upgrade to GCC4.3.2. My question are: Would this upgrade work with SLES9? Would the files be installed in the standard location. I am having segmentation error