[Bug tree-optimization/49140] [4.6 regression] wrong code with -O2 and -O3, not with -O3 -no-inline

[grokbrsm at free dot fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49140

--- Comment #9 from Sébastien Kunz-Jacques <grokbrsm at free dot fr> 2011-07-18 
19:59:35 UTC ---
(In reply to comment #8)
> Created attachment 24790 [details]
> test case with Salsa20 in Crypto++

Sorry about my partial comment. Used the test case on source of gcc 4.6.1 +
patch for PR49651 (applied the patch as found at
http://gcc.gnu.org/viewcvs?view=revision&revision=176274 to
tree-ssa-structalias.c), still does not work.