[Bug target/63826] GCC produces haswell instructions that darwin14 assembler does not like

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63826

--- Comment #1 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
I am sure it is a duplicate. You can compile your code with -Wa,-q.