[Bug 1123588] [NEW] [4.7 Regression] wrong code with the fix for PR53844

[Matthias Klose]

Public bug reported:

seen with -21ubuntu1, not with -20ubuntu1, reverting the fix for PR53844
avoids the issue.

I think we need a reproducer in upstart, which doesn't just hang.

** Affects: gcc
     Importance: Unknown
         Status: Unknown

** Affects: gcc-4.7 (Ubuntu)
     Importance: Undecided
         Status: New

** Affects: upstart (Ubuntu)
     Importance: Undecided
         Status: New

** Also affects: upstart (Ubuntu)
   Importance: Undecided
       Status: New

** Bug watch added: GCC Bugzilla #56301
   http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56301

** Also affects: gcc via
   http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56301
   Importance: Unknown
       Status: Unknown

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https://bugs.launchpad.net/bugs/1123588

Title:
   [4.7 Regression] wrong code with the fix for PR53844

Status in The GNU Compiler Collection:
  Unknown
Status in “gcc-4.7” package in Ubuntu:
  New
Status in “upstart” package in Ubuntu:
  New

Bug description:
  seen with -21ubuntu1, not with -20ubuntu1, reverting the fix for
  PR53844 avoids the issue.

  I think we need a reproducer in upstart, which doesn't just hang.

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