[Bug c++/91874] New: ICE compiling constexpr function using another struct's member as array size in template

[quuuuuuuuux at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91874

            Bug ID: 91874
           Summary: ICE compiling constexpr function using another
                    struct's member as array size in template
           Product: gcc
           Version: 9.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: quuuuuuuuux at gmail dot com
  Target Milestone: ---

Created attachment 46920
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46920&action=edit
minimal testcase, no includes

Looks like infinite recursion.

$ g++ repro.hxx
g++: internal compiler error: Segmentation fault signal terminated program
cc1plus
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.

$ g++ --version
g++ (GCC) 9.1.0
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