[Bug rtl-optimization/39510] [avr] missed optimisation with IO read and register variables

pinskia at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Sat Mar 28 05:22:00 GMT 2009



------- Comment #4 from pinskia at gcc dot gnu dot org  2009-03-28 05:22 -------
This might be the case hard registers are not always copy propogated except
into inline-asm.  Can you provide the preprocessed source?


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pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
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          Component|target                      |rtl-optimization


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39510



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