[Bug target/115362] fixed_size_simd dot product recognition and sign of determinant not working for stdx::reduce

[jondaniel879 at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115362

--- Comment #14 from Jon Daniel <jondaniel879 at gmail dot com> ---
clang++ compiles with -O0 but generated executable segfaults