How to install 32 bit gcc version on 64 bit RHEL 5 platform?

Issue

• Need to install gcc package for 32 bit version in x86_64 machine.
• Insallation of 32 bit gcc package fails with the following conflict error :-

# rpm -ivh gcc-4.1.2-54.el5.i386.rpm
warning: gcc-4.1.2-54.el5.i386.rpm: Header V3 DSA signature: NOKEY, key ID 192a7d7d
Preparing...                ########################################### [100%]
file /usr/libexec/getconf/default from install of gcc-4.1.2-54.el5.i386 conflicts with file from package gcc-4.1.2-54.el5.x86_64
file /usr/share/man/man1/gcc.1.gz from install of gcc-4.1.2-54.el5.i386 conflicts with file from package gcc-4.1.2-54.el5.x86_64
file /usr/share/man/man1/gcov.1.gz from install of gcc-4.1.2-54.el5.i386 conflicts with file from package gcc-4.1.2-54.el5.x86_64