On Jan 3, 2010, at 10:18 AM, Benjamin Kramer wrote: > URL: http://llvm.org/viewvc/llvm-project?rev=92453&view=rev > Log: > __builtin_object_size(ptr, type) returns -1 for type = {0,1} if there are any side-effects. Thanks, I'd conflated the original call with the intrinsic :) -eric