[Bug target/97585] Improve documentation for -march=x86-64 to say MMX, SSE, SSE2 are implied

[sandra at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97585

sandra at gcc dot gnu.org changed:

           What    |Removed                     |Added
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         Resolution|---                         |FIXED
                 CC|                            |sandra at gcc dot gnu.org
             Status|NEW                         |RESOLVED

--- Comment #4 from sandra at gcc dot gnu.org ---
Fixed for GCC 15.