Bug 2086853

Summary:	glibc: Ensure that fortification condition checks are constant
Product:	Red Hat Enterprise Linux 8	Reporter:	Siddhesh Poyarekar <sipoyare>
Component:	glibc	Assignee:	Siddhesh Poyarekar <sipoyare>
Status:	CLOSED ERRATA	QA Contact:	Martin Coufal <mcoufal>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	8.7	CC:	ashankar, codonell, dj, fweimer, mcoufal, mnewsome, pfrankli, sipoyare, skolosov
Target Milestone:	rc	Keywords:	Patch, Triaged
Target Release:	---	Flags:	pm-rhel: mirror+
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	glibc-2.28-202.el8	Doc Type:	No Doc Update
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-11-08 10:43:12 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Siddhesh Poyarekar 2022-05-16 16:56:31 UTC

Description of problem:
Patch backported for bug 2072329 makes the condition for fortification more complex for the compiler to fold away, resulting in the branch existing until late in the compilation process and sometimes producing spurious warnings in dead code.  This affected elfutils build upstream:

https://sourceware.org/bugzilla/show_bug.cgi?id=29141

Comment 6 errata-xmlrpc 2022-11-08 10:43:12 UTC

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (glibc bug fix and enhancement update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2022:7684