[Bug middle-end/123572] New: internal compiler error: verify_gimple failed / in finalize, at vector-builder.h

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123572

            Bug ID: 123572
           Summary: internal compiler error: verify_gimple failed / in
                    finalize, at vector-builder.h
           Product: gcc
           Version: 16.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: mkretz at gcc dot gnu.org
  Target Milestone: ---

https://compiler-explorer.com/z/4EnP7YYer

This started failing in many tests after the winter holidays on my std::simd
branch. My last working GCC build was from beginning of December.