[Bug target/72782] AVX512: No support for scalar broadcasts

[wen...@mitsuba-renderer.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72782

--- Comment #1 from Wenzel Jakob <wen...@mitsuba-renderer.org> ---
Looks like this issue was first reported in 2014 but got stuck -- see Bug
63351.