Backport 581a80304c671b6cb2b1b1f87feb9fbe14875f2a into 13.0.0 (test-release.sh fails to build binary on PowerPC for 13.0.0-rc1)

[llvmbot]

Bugzilla Link	51434
Resolution	FIXED
Resolved on	Oct 11, 2021 20:29
Version	trunk
OS	Linux
Blocks	#51489
Reporter	LLVM Bugzilla Contributor
CC	@tstellar
Fixed by commit(s)	581a803 2e4c11e

Extended Description

This is because flang is now also built and tested. We identified the issue to be related to CTR loops.

The actual error:
UNREACHABLE executed at /home/conanap/upload/rc1/llvm-project/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp:182!

We have an idea of how to fix, but for the binaries of rc1 we will be uploading sans flang. This issue exists for both Ubuntu and RHEL.

[llvmbot]

assigned to @amy-kwan

[amy-kwan]

This issue should be fixed with https://reviews.llvm.org/rG581a80304c671b6cb2b1b1f87feb9fbe14875f2a.

Tom, is it possible to backport the bug fix 581a803 into 13.0.0?

[tstellar]

Merged: 2e4c11e

[tstellar]

mentioned in issue #51489