[llvm-bugs] [Bug 30464] LLVM fails to DCE constant-folded calls to math functions

[via llvm-bugs]

https://llvm.org/bugs/show_bug.cgi?id=30464

Eli Friedman <efriedma at codeaurora.org> changed:

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

--- Comment #3 from Eli Friedman <efriedma at codeaurora.org> ---
https://reviews.llvm.org/D25970.  r285857.  Fixes log, log2, log10, exp, exp2,
sin, cos, tan, asin, acos, sinh, cosh, sqrt, pow, fmod.  I think all the other
calls we constant-fold are readonly (e.g. atan2 never sets errno).

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