[Bug target/65782] Assembly failure (invalid register for .seh_savexmm) with -O3 -mavx512f on mingw-w64

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65782

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |jakub at gcc dot gnu.org

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
For the xmm16 to xmm31 registers a possible workaround could be to turn those
registers fixed on mingw (thus unavailable for register allocation and not call
saved).  See PR79127.