[Bug optimization/13219] -fgcse pessimizes double complex calculation

pinskia at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Sat Nov 29 02:39:00 GMT 2003


------- Additional Comments From pinskia at gcc dot gnu dot org  2003-11-29 02:39 -------
-fnew-ra also helps me on PPC, also the tree-ssa also has the same problem.
The problem is that GCSE creates new temps and that causes problems for the current register 
allocator.

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           What    |Removed                     |Added
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           Severity|normal                      |enhancement


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13219



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