just found this on the GCC thread:
Launchpad Janitor (janitor) wrote on 2018-03-19: #7
This bug was fixed in the package gcc-4.8 - 4.8.5-4ubuntu8
---------------
gcc-4.8 (4.8.5-4ubuntu8) bionic; urgency=medium
[ Matthias Klose ]
* Stop build gcj in current distro releases. Addresses: #892536.
* Split off the documentation part from the retpoline patches.
* Fix build dependency on realpath.
[ Steve Beattie ]
* Add retpoline support for x86 via adding -mindirect-branch=,
-mindirect-branch-register, and -mfunction-return= support
(LP: #1749261)
- 0001-i386-Move-struct-ix86_frame-to-machine_function.diff,
0002-i386-Use-reference-of-struct-ix86_frame-to-avoid-cop.diff,
0003-i386-Use-const-reference-of-struct-ix86_frame-to-avo.diff,
0004-x86-Add-mindirect-branch.diff,
0005-x86-Add-mfunction-return.diff,
0006-x86-Add-mindirect-branch-register.diff,
0007-x86-Add-V-register-operand-modifier.diff,
0008-x86-Disallow-mindirect-branch-mfunction-return-with-.diff,
0009-Use-INVALID_REGNUM-in-indirect-thunk-processing.diff:
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.
-- Matthias Klose <[email protected]> Mon, 19 Mar 2018 16:12:10 +0800
Changed in gcc-4.8 (Ubuntu):
status: Confirmed → Fix Released
Martin W. (webi123) wrote 2 hours ago: #8
I've seen that the fix is currently only released for bionic.
What is the release date for trusty (gcc-4.8.5 Ubuntu 4.8.5-2ubuntu1~14.04.1) ?
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https://bugs.launchpad.net/bugs/1750937
Title:
4.4.0-116 Kernel update on 2/21 breaks Nvidia drivers (on 14.04 and
16.04) due to outdated gcc-4.8
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