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A comment on Will It Optimize? See how well you can anticipate gcc's optimizer (2010). Parent comment

Re:Will It Optimize? See how well you can anticipate gcc's o... by dchichkov on Sunday April 07, 2013 @06:58PM (#5509101)
" ... if it can prove the global memory state does not otherwise change between calls in a way that impacts that pure call

Would it still work with -fno-strict-aliasing? I guess it should, for functions that only work on stack and get parameters from stack, right?

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Re:Will It Optimize? See how well you can anticipate gcc's o... by DannyBee on Monday April 08, 2013 @09:44AM (#5511594)
Yes. -fno-strict-aliasing only disables type based analysis, not points-to or other memory disambiguation.
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