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A comment on I Do Not Know C: Short quiz on undefined behavior (2015). Parent comment

Re:I Do Not Know C: Short quiz on undefined behavior (2015) by E6300 on Monday February 13, 2017 @09:11PM (#13640638)
You can if, for example, the function is static. Also there could be a link-time optimization pass. The linker can see all calls to that function, unless the function is exported.
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