[Bug rtl-optimization/89777] New: Any optimizaton level over -O0 causes crash in dynamic_cast

[savoiu at yahoo dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89777

            Bug ID: 89777
           Summary: Any optimizaton level over -O0 causes crash in
                    dynamic_cast
           Product: gcc
           Version: 8.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: rtl-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: savoiu at yahoo dot com
  Target Milestone: ---

Created attachment 45998
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45998&action=edit
Code that causes crash

The code in the attachment crashes on execution when compiled as

   g++ -O* gcc_bug.cpp

unless '*' is '0'.