[Bug tree-optimization/102579] Failure to optimize out allocation if volatile read is present in the middle

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102579

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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           Severity|normal                      |enhancement

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
GCC's model for volatile is simple. It causes clobbers and GCC tries not to
optimize around volatile.  Just that simple.