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Re: [tree-ssa] RFC: Making control flow more explicit


In message <20030811195102.GG7767@atrey.karlin.mff.cuni.cz>, Zdenek Dvorak writ
es:
 >because parent obviously is not what you want here. IIRC in the ssa dce
 >algorithm marking of the neccesary control statements is somehow
 >done using dominator information.
The RTL version does use dominator information, the tree version does not
use dominator information to find necessary control statements.

The tree version uses the nested control structure and goto following to
deduce control dependency.

jeff


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