[Bug target/46647] Can't inline memset with -1

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46647

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2010-11-24 20:47:25 
UTC ---
We can inline 0x7fffffff and fail 0x8fffffff.