[Bug 1227789]

[Drfiemost]

Backporting the commit r212122 from trunk fixes the error both in 4.8
and 4.9

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https://bugs.launchpad.net/bugs/1227789

Title:
  ICE while nbench-2.2.3 compilation with -floop-parallelize-all

Status in The GNU Compiler Collection:
  Invalid
Status in “gcc-4.8” package in Ubuntu:
  Confirmed
Status in “gcc-4.9” package in Ubuntu:
  Confirmed
Status in “gcc-snapshot” package in Ubuntu:
  Fix Released

Bug description:
  nbench source code: http://www.tux.org/~mayer/linux/bmark.html

  CFLAGS = -s -static -Wall

  CFLAGS += -Ofast -flto -fstrict-aliasing -fomit-frame-pointer
  -freciprocal-math -march=native -mrecip=all -freorder-blocks-and-
  partition

  CFLAGS += -floop-nest-optimize -floop-parallelize-all -fgraphite-identity \
         -floop-interchange -funroll-loops

  ProblemType: Crash
  DistroRelease: Ubuntu 13.10
  Package: cpp-4.8 4.8.1-10ubuntu3
  ProcVersionSignature: Ubuntu 3.11.0-7.14-generic 3.11.1
  Uname: Linux 3.11.0-7-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.12.2-0ubuntu1
  Architecture: amd64
  Date: Thu Sep 19 20:48:31 2013
  ExecutablePath: /usr/lib/gcc/x86_64-linux-gnu/4.8/cc1
  InstallationDate: Installed on 2013-06-08 (103 days ago)
  InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424)
  MarkForUpload: True
  SourcePackage: gcc-4.8
  UpgradeStatus: Upgraded to saucy on 2013-08-10 (40 days ago)

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