[Bug middle-end/17886] variable rotate and long long rotate should be better optimized

[mmitchel at gcc dot gnu dot org]

------- Additional Comments From mmitchel at gcc dot gnu dot org  2005-09-28 
00:15 -------
Shouldn't f2 use (32 - y) instead of (64 - y), since unsigned is a 32-bit type?

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17886