[Bug libstdc++/116212] [13/14/15 regression] -Walloc-size-larger-than warning when building 20_util/specialized_algorithms/uninitialized_move/constrained.cc with -O3

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116212

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Ah yes I see it on 14. The warning is nonsense, none of the vectors used have a
length greater than 4, and the largest size is sizeof(std::string). 4 * 32 is
not in the range [18446744071562067968, 18446744073709551615].