[Bug middle-end/35310] Late struct expansion -- missing PRE (2)

[xinliangli at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35310

--- Comment #2 from davidxl <xinliangli at gmail dot com> 2012-10-31 21:17:27 UTC ---
GCC is still not generating good code here, neither does ICC.

However LLVM does a good job here.

David



(In reply to comment #1)
> Confirmed.  Looks like something for postreload-gcse to handle.  Before that,
> there are no partial redundancies in the RTL (at least, not in the quick look I
> gave it).