[Bug target/92658] x86 lacks vector extend / truncate

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92658
Bug 92658 depends on bug 95201, which changed state.

Bug 95201 Summary: Some x86 vector-extend patterns are not exercised.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95201

           What    |Removed                     |Added
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             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |FIXED