[Bug c++/108873] Using the C++ front-end causes no DCE from happening

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108873

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |jakub at gcc dot gnu.org

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Well, it doesn't have side-effects, so why would it be emitted?
convert_to_void has:
1655      if (! TREE_SIDE_EFFECTS (expr))
1656        expr = void_node;