[Bug tree-optimization/50693] Slightly different loop body leads not vectoring loop

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50693 --- Comment #7 from Andrew Pinski 2011-10-11 00:22:28 UTC --- Oh but LLVM has a memset loop detector which causes the speed up to happen.

[Bug tree-optimization/50693] Slightly different loop body leads not vectoring loop

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50693 --- Comment #6 from David Edelsohn 2011-10-11 00:21:48 UTC --- Created attachment 25464 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25464 GCC 4.6.1 assembler output

[Bug tree-optimization/50693] Slightly different loop body leads not vectoring loop

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50693 David Edelsohn changed: What|Removed |Added Attachment #25462|0 |1 is obsolete|

[Bug tree-optimization/50693] Slightly different loop body leads not vectoring loop

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50693 --- Comment #4 from David Edelsohn 2011-10-10 23:56:55 UTC --- Created attachment 25462 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25462 GCC 4.6.1 assembler output

[Bug tree-optimization/50693] Slightly different loop body leads not vectoring loop

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50693 --- Comment #3 from Andrew Pinski 2011-10-10 22:55:07 UTC --- (In reply to comment #1) > It may be interesting to note that clang (version 2.9) does not exhibit this > performance difference, but versions execute quickly. Yes that really true be

[Bug tree-optimization/50693] Slightly different loop body leads not vectoring loop

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50693 Andrew Pinski changed: What|Removed |Added Keywords||missed-optimization Component|c