hello i compiled a simple c program using the option fdump-tree-all for a native i486 machine it gave me several files like test.c test.c.007t.useless test.c.014t.cplxlower0 test.c.001t.tu test.c.010t.lower test.c.015t.veclower test.c.003t.original test.c.011t.ehopt test.c.021t.cleanup_cfg1 test.c.004t.gimple test.c.012t.eh test.c.051t.apply_inline test.c.006t.vcg test.c.013t.cfg test.s I want to know what is the difference between test.c.003t.original and test.c.004t.gimple as both uses gimplifier i am really confused help me anand -- View this message in context: http://www.nabble.com/genricizer-tp24475769p24475769.html Sent from the gcc - Help mailing list archive at Nabble.com.