File baselibs.conf of Package gcc3
libgpc2
provides "libgpc-<targettype> = <version>"
gpc
targettype 32bit -/usr/lib/
+/usr/lib/gcc/i586-suse-linux/<version>/libgpc.a -> /usr/lib64/gcc/x86_64-suse-linux/<version>/<extension>/libgpc.a
requires -libgpc
requires "libgpc-<targettype> = <version>"
requires "gcc3-<targettype> = <version>"
requires "gpc = <version>"
post "ln -s /usr/lib/libgpc.so.2 %_prefix/lib64/gcc/x86_64-suse-linux/<version>/<extension>/libgpc.so ||:"
postun "rm -f %_prefix/lib64/gcc/x86_64-suse-linux/<version>/<extension>/libgpc.so"