gh-127417: fix assertion error on AIX

[methane]

• Issue: AIX build broken with Illegal instruction  #127417

[bedevere-bot]

🤖 New build scheduled with the buildbot fleet by @picnixz for commit 6dafd9a 🤖

If you want to schedule another build, you need to add the 🔨 test-with-buildbots label again.

[bedevere-bot]

🤖 New build scheduled with the buildbot fleet by @methane for commit 2faf883 🤖

If you want to schedule another build, you need to add the 🔨 test-with-buildbots label again.

[bedevere-bot]

🤖 New build scheduled with the buildbot fleet by @methane for commit ba3e008 🤖

If you want to schedule another build, you need to add the 🔨 test-with-buildbots label again.

[bedevere-bot]

🤖 New build scheduled with the buildbot fleet by @methane for commit 1eb663b 🤖

If you want to schedule another build, you need to add the 🔨 test-with-buildbots label again.

[bedevere-bot]

🤖 New build scheduled with the buildbot fleet by @methane for commit aa4a839 🤖

If you want to schedule another build, you need to add the 🔨 test-with-buildbots label again.