[Bug testsuite/80221] New: Contrib script to rewrite testcase from absolute to relative line numbers

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80221

            Bug ID: 80221
           Summary: Contrib script to rewrite testcase from absolute to
                    relative line numbers
           Product: gcc
           Version: 7.0
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P3
         Component: testsuite
          Assignee: unassigned at gcc dot gnu.org
          Reporter: vries at gcc dot gnu.org
  Target Milestone: ---

It would be good to have a script that rewrites tests to use relative instead
of absolute line numbers in the dg-{warning,error,message,bogus} directives.