[Bug c++/71737] [5/6/7 Regression] ICE following 2x pack expansion in non-pack with template alias

[paolo.carlini at oracle dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71737
Bug 71737 depends on bug 79103, which changed state.

Bug 79103 Summary: [7 Regression] build_variant_type_copy ICE
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79103

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