>: On PowerPC platform,

>Please also rebuild libgcc and install
>it and let me know if it has any compile errors.

libgcc compiled without error.
libobjc got one warning: (on powerpc, char is unsigned)

cc -O  -Werror  -I. -I/aaa/src/gnu/lib/libobjc/../../usr.bin/egcs/arch/powerpc 
-I/aaa/src/gnu/lib/libobjc/../../usr.bin/egcs/arch  -I/aaa/src/gnu/lib/libobjc/
../../dist/gcc/config -I/aaa/src/gnu/lib/libobjc/../../dist/gcc -c /aaa/src/gnu
/lib/libobjc/../../dist/gcc/objc/archive.c
cc1: warnings being treated as errors
/aaa/src/gnu/lib/libobjc/../../dist/gcc/objc/archive.c: In function `__objc_cod
e_char':
/aaa/src/gnu/lib/libobjc/../../dist/gcc/objc/archive.c:96: warning: comparison 
is always 1 due to limited range of data type
*** Error code 1

Stop.
% 

And I forgot to mention, #undef	TARGET_MEM_FUNCTIONS should be removed now.