codegen: cleanup gcstack call frames somewhat earlier#57410
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I noticed this on #57380 and thought we could just make it unconditional, the check doesn't save much but implemented it anyway if you want to keep it |
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That doesn't look sound (this same bug), so I don't think we want that |
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Oh, I see, that is just for final-lowering, deciding if the module contains anything we could lower. I think you'd need to add a |
Slightly reduces the amount of work these optimization passes need to do later, in most typical cases, and avoids putting an unknown call at the top of all of our functions, which can inhibit some optimizations of otherwise trivial functions. Fixes #57400
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Doesn't backport cleanly so some help with that would be appreciated. |
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Slightly reduces the amount of work these optimization passes need to do later, in most typical cases, and avoids putting an unknown call at the top of all of our functions, which can inhibit some optimizations of otherwise trivial functions.
Fixes #57400