[Bug target/110273] [12/13/14 Regression] i686-w64-mingw32 with -mavx512f generates AVX instructions without stack alignment

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110273

--- Comment #5 from H.J. Lu <hjl.tools at gmail dot com> ---
GCC doesn't align stack for Windows.  As a workaround, one can pass
-muse-unaligned-vector-move to newer assembler.