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This metabug is used to track all the patches which have been written during
Stage 3 of GCC 4.1 but do not qualify for that stage, and are waiting for Stage
1 of GCC 4.2 to be applied.
Please, do not attacch the patches to this bug. Open a new bug report, and mark
it as "blocking" this metabug (this metabug will "depend" on the new bug
Created attachment 9412 [details]
Have compare_ranges return false for [ , MAX0] == [MIN1,...] where MAX0 < MIN1
Created attachment 9413 [details]
testcase for vr_eq_false.patch
Add the PR for Paolo Bonzini's SSE regalloc improvements patch.
We are now in stage3 which means all of the features have been applied so this can be closed. I filed a 4.3 meta-bug as PR 28177.