This bug was fixed in the package gcc-4.8 - 4.8.4-2ubuntu1~14.04.1
---
gcc-4.8 (4.8.4-2ubuntu1~14.04.1) trusty-proposed; urgency=medium
* SRU:
* Fix auto-loading of gdb pretty printers. LP: #1446828.
* Fix PR libstdc++/56158, taken from the trunk.
Addresses: #804521. LP:
** Changed in: gcc-4.8 (Ubuntu)
Importance: Undecided => Medium
** Changed in: gcc-4.8 (Ubuntu Trusty)
Importance: Undecided => Medium
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--- Comment From berg...@us.ibm.com 2016-01-27 14:37 EDT---
I verified that GCC 4.8.4-2ubuntu1~14.04.1 appears to fix the problem, meaning
the test case that showed the bad asm scheduling doesn't show it anymore and
the loads are not scheduled above the .tbegin instruction. Closing.
**
** Tags removed: verification-needed
** Tags added: verification-done
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Title:
HTM builtins aren't treated as compiler barriers on powerpc
To
Hello bugproxy, or anyone else affected,
Accepted gcc-4.8 into trusty-proposed. The package will build now and be
available at
https://launchpad.net/ubuntu/+source/gcc-4.8/4.8.4-2ubuntu1~14.04.1 in a
few hours, and then in the -proposed repository.
Please help us by testing this new package.
This bug was fixed in the package gcc-4.8 - 4.8.5-2ubuntu1
---
gcc-4.8 (4.8.5-2ubuntu1) xenial; urgency=medium
* Merge with Debian; remaining changes:
- Build from the upstream source.
gcc-4.8 (4.8.5-2) unstable; urgency=medium
* Update the Linaro support to the 4.8-2015.07
** Also affects: gcc-4.8 (Ubuntu)
Importance: Undecided
Status: New
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Title:
HTM builtins aren't treated as compiler barriers on
** Also affects: gcc-4.8 (Ubuntu Trusty)
Importance: Undecided
Status: New
** Also affects: gcc-5 (Ubuntu Trusty)
Importance: Undecided
Status: New
** No longer affects: gcc-5 (Ubuntu Trusty)
** Description changed:
---Problem Description---
HTM builtins aren't treated
we would need a backport to 4.8.4. Not planning to update to 4.8.5
anymore.
** Changed in: gcc-4.8 (Ubuntu Trusty)
Status: New => Incomplete
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this needs PR64579 from 4.8.5.
** Changed in: gcc-4.8 (Ubuntu Trusty)
Status: Incomplete => Confirmed
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Title:
HTM builtins aren't
** Package changed: ubuntu => gcc-defaults (Ubuntu)
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Title:
HTM builtins aren't treated as compiler barriers on powerpc
To manage notifications
The gcc-5 package in xenial is at r229478, so this fix is already
included there.
For toolchain versions in previous releases, the bug is still present.
However, as you have marked this bug as 'medium' severity, it does not
meet the requirements for a stable release update - particularly for the
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