mesa built with -O3 on ppc64el has broken EGL

Bug #1943818 reported by Timo Aaltonen
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Mesa
New
Unknown
The Ubuntu-power-systems project
New
Undecided
Unassigned
gcc-11 (Ubuntu)
Incomplete
Undecided
Unassigned
mesa (Ubuntu)
Confirmed
Medium
Unassigned

Bug Description

If mesa is built with -O3 then EGL will fail with:

libEGL warning: DRI2: failed to create any config

this can be easily reproduced by building libepoxy which then runs a series of tests.

The same is fine on amd64, and also ppc64el is fine with gcc-10 and -O3.

Tags: ppc64el
Matthias Klose (doko)
tags: added: ppc64el
Timo Aaltonen (tjaalton)
description: updated
Changed in mesa:
status: Unknown → New
Timo Aaltonen (tjaalton)
Changed in mesa (Ubuntu):
importance: Undecided → Medium
status: New → Confirmed
Revision history for this message
Matthias Klose (doko) wrote :

is that still the case with recent compiler versions?

Changed in gcc-11 (Ubuntu):
status: New → Incomplete
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