https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60170
Eric Gallager <egallager at gcc dot gnu.org> changed:
What |Removed |Added
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Last reconfirmed|2014-02-19 00:00:00 |2017-7-27
CC| |egallager at gcc dot gnu.org
--- Comment #1 from Eric Gallager <egallager at gcc dot gnu.org> ---
It's not just -O1 that misses the warning. I tested all optimization levels,
and gcc only warned with -O0. The warning disappeared with -O1, -O2, -O3, -Og,
-Os, and -Ofast.
