[Bug libobjc/63765] New: [5.0 Regression] libobjc testsuite failures on AIX caused by setting _XOPEN_SOURCE

[dje at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63765

            Bug ID: 63765
           Summary: [5.0 Regression] libobjc testsuite failures on AIX
                    caused by setting _XOPEN_SOURCE
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: major
          Priority: P3
         Component: libobjc
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dje at gcc dot gnu.org

The Objective C testsuite results have regressed from 1 failure to 180 failures
after the libobjc patch was applied.