[Bug tree-optimization/54200] copyrename generates wrong debuginfo

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54200

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |aoliva at gcc dot gnu.org

--- Comment #3 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-08-08 12:22:28 UTC ---
Alex, any opinion on whether copyrename is still useful for debug info
purposes with VTA enabled?  There is still the theoretical benefit of
out-of-SSA coalescing, but we could do this renaming at out-of-SSA time
instead of repeatedly and focus entirely on coalescing opportunities.