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On Jun 18, 2008, at 1:36 AM, Matthijs Kooijman wrote: >> Is it possible to design the pass to work with both? The general >> approach >> is to make stuff handle "User"s instead of Instructions. It is >> much more >> compile time efficient to just handle the two forms rather than >> converting >> them back and forth. > With both I

Hi Chris, > > [ Snip replacing constantexprs with instructions ] > Ok, this is not possible in general though, global variable initializers > have to be constants, not instructions. Yeah, so if not all uses can be replaced, my pass will just have to skip the variable. > Is it possible to design the pass to work with both? The general approach > is to make stuff handle