[Bug rtl-optimization/49936] [4.7 Regression] IRA handles CANNOT_CHANGE_MODE_CLASS poorly, + spills to memory on 4.7

[sandra at codesourcery dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49936

--- Comment #3 from Sandra Loosemore <sandra at codesourcery dot com> 2011-08-16 04:13:02 UTC ---
Hmmm.  Is it possible to make the INT/memory/whatever decision based on move
costs?  Or use a target hook to supply a hint about what to do?