https://bugs.llvm.org/show_bug.cgi?id=42897

Tim Northover <t.p.northo...@gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |INVALID
                 CC|                            |t.p.northo...@gmail.com

--- Comment #3 from Tim Northover <t.p.northo...@gmail.com> ---
Undefined behaviour like this frequently results in unexpected outcomes.

If you really want less aggressive optimizations in this case then there's a
-fno-strict-return option that will help, though it doesn't cover all cases for
some pretty good reasons (see https://reviews.llvm.org/D27163).


But fixing warnings is probably the best plan.

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