[Bug c/54550] GCC -O3 breaks floating point equality comparison

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54550

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-09-11 
15:34:59 UTC ---
Have you read http://gcc.gnu.org/bugs/#nonbugs_general and PR 323?