On Fri, Jan 13, 2006 at 10:34:27AM +0800, Eric Fisher wrote: > Hello, > When I run the test suite for my port of gcc, there are some failures > caused by the optimization flag such as -O2/-O3, and the messages are > like, > > 930120-1.c: In function `f': > 930120-1.c:138: internal compiler error: in verify_local_live_at_start, at > flow. > c:546 > > It seems that because of the regsets doesn't match after reload. But > can you give me any clues? I think it's hard to check the bugs.
This error usually means that something has gone wrong two or three passes before, but not been detected until now - e.g. a needed definition being deleted. -- Daniel Jacobowitz CodeSourcery
