https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103497

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2021-11-30
             Status|UNCONFIRMED                 |NEW
                 CC|                            |mpolacek at gcc dot gnu.org
            Summary|ICE when decltype(auto)...  |[9/10/11/12 Regression] ICE
                   |as parameters               |when decltype(auto)... as
                   |                            |parameters
   Target Milestone|---                         |9.5
     Ever confirmed|0                           |1

--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Started with r229722.

GCC 6 regression.  GCC 5:

$ xg++-5 -c -std=c++14 103497.C
103497.C:2:28: error: expansion pattern ‘decltype(auto)’ contains no argument
packs
 void foo(decltype(auto)... args);
                            ^

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