[llvm-bugs] [Bug 44969] Failure to remove monotonic atomic reads

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=44969

Hal Finkel <hfinkel at anl.gov> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |INVALID
             Status|NEW                         |RESOLVED

--- Comment #3 from Hal Finkel <hfinkel at anl.gov> ---
(In reply to Eli Friedman from comment #2)
> It's not obviously safe to erase dead monotonic loads.  See
> https://bugs.llvm.org/show_bug.cgi?id=37716#c6 .

Indeed; I'm cc'd on that bug but I'd forgotten about that :-(

Moreover, the fact that we're ending the lifetime of the atomic doesn't seem to
help.

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