[Bug target/64579] New: __TM_end __builtin_tend failed to return transactional state

[patrick.marlier at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64579

            Bug ID: 64579
           Summary: __TM_end __builtin_tend failed to return transactional
                    state
           Product: gcc
           Version: 4.9.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: patrick.marlier at gmail dot com
                CC: bergner at gcc dot gnu.org
            Target: powerpc64

Created attachment 34433
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34433&action=edit
simple testcase

__TM_end returns the transactional state before the instruction tend but the
attached testcase fails.
It is the same if we use __builtin_tend instead of the XL macro.