[Bug tree-optimization/45883] Incorrect store removal when compiling with -fstrict-aliasing

[vegorov at chromium dot org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45883

--- Comment #2 from Vyacheslav Egorov <vegorov at chromium dot org> 2010-10-05 
08:47:19 UTC ---
Richard I can confirm that test case passes when compiled with -O1
-fstrict-aliasing -fno-builtin-memcpy.