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gcc-5 (5.4.0-6ubuntu1~16.04.9) xenial-security; urgency=medium

  * Revert retpoline changes of ppc64el as per the recommendation from
    Bill Schmidt of IBM.
    - ppc-add-mspeculate-indirect-jumps: drop.

gcc-5 (5.4.0-6ubuntu1~16.04.8) xenial-security; urgency=medium

  * Add retpoline support for x86 via adding -mindirect-branch=,
    -mindirect-branch-register, and -mfunction-return= support
    - 0001-i386-Move-struct-ix86_frame-to-machine_function.diff,
      0002-i386-Use-reference-of-struct-ix86_frame-to-avoid-cop.diff,
      0003-i386-More-use-reference-of-struct-ix86_frame-to-avoi.diff,
      0004-i386-Don-t-use-reference-of-struct-ix86_frame.diff,
      0005-x86-Add-mindirect-branch.diff,
      0006-x86-Add-mfunction-return.diff,
      0007-x86-Add-mindirect-branch-register.diff,
      0008-x86-Add-V-register-operand-modifier.diff,
      0009-x86-Disallow-mindirect-branch-mfunction-return-with-.patch:
      implement -mindirect-branch=<keep|thunk|thunk-inline|thunk-extern>
      with attribute support, -mindirect-branch-register, and
      -mfunction-return=<thunk|thunk-inline|thunk-extern> with
      attribute support. Thanks to H.J. Lu.
  * Add retpoline support for ppc64 via adding
    -mspeculate-indirect-jumps support
    - ppc-add-mspeculate-indirect-jumps: implement
      -mspeculate-indirect-jumps. Thanks to Bill Schmidt.

 -- Steve Beattie <email address hidden>  Mon, 05 Feb 2018 15:48:15 -0800

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