[Bug target/49758] -O2 incorrectly swaps overlapping memory accesses

[arthur.j.odwyer at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49758

--- Comment #1 from Arthur O'Dwyer <arthur.j.odwyer at gmail dot com> 2011-07-16 06:46:24 UTC ---
Created attachment 24777
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24777
Output of "ajo-gcc -w -O2 test.c -v"