[Bug tree-optimization/31375] missed loop-if transformation / branch reduction.

2007-03-27 Thread pinskia at gcc dot gnu dot org
--- Comment #2 from pinskia at gcc dot gnu dot org 2007-03-27 19:01 --- This is not even a size win for either x86-linux or powerpc{,64}-linux-gnu so closing as invalid. -- pinskia at gcc dot gnu dot org changed: What|Removed |Added ---

[Bug tree-optimization/31375] missed loop-if transformation / branch reduction.

2007-03-27 Thread rguenth at gcc dot gnu dot org
--- Comment #1 from rguenth at gcc dot gnu dot org 2007-03-27 14:24 --- Uh, an indirect call is much more expensive in general unless you can prove that the branch if (condition()) is completely random and so usually mispredicted. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31375