HI We are cross building 64 bit version of GCC. But it is giving following ICE .~# ./cc1 t.c foo t.c: In function ‘foo’: t.c:3: error: unrecognizable insn: (insn 22 21 23 (set:SI (reg:SI 19 r19) (lo_sum:SI (reg:SI 19 r19) (const_int 4294967280 [0xfffffff0]))) -1 (nil) (nil)) t.c:3: internal compiler error: in insn_default_length, at insn-attrtab.c:1553 Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. ~# cat t.c foo() { } We don't seem to understand the problem. Please help _Vikram -- Sent from: http://gcc.1065356.n8.nabble.com/gcc-Help-f629689.html