[Bug target/39139] [4.4 Regression] ICE with stringop and register var

[hjl dot tools at gmail dot com]

------- Comment #22 from hjl dot tools at gmail dot com  2009-02-10 01:36 
-------
I guess it is too expensive to add a new reg class for each
register to support constraints for all registers.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39139