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As the arguments compare(0, 0 + 7) here are all known at compile time, we can optimize some code inside function away. If the arguments here are unknown, for example repl, the function body will not be optimized.
Also, as v4.17.0 has a bug for function parameter tracking, there may be some cases compare is called with a unknown value but the compare is not deoptimized properly, can you confirm if v4.17.2 fix your problem?
Rollup Version
rollup v4.17.2
Operating System (or Browser)
Browser
Node Version (if applicable)
No response
Link To Reproduction
https://rollupjs.org/repl/?version=4.17.2&shareable=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
Expected Behaviour
Properly transpile the body of the
compare
function, and keepGt
,Lt
,Eq
Actual Behaviour
most of the
compare
function is mistakenly optimized away and onlynew Lt()
remainsThe text was updated successfully, but these errors were encountered: