backport 89648eb16d01725457f958e634d16c534b64c42c

[yonghong-song]

Bugzilla Link	46370
Resolution	FIXED
Resolved on	Jun 23, 2020 14:29
Version	10.0
OS	All
Blocks	#44654
CC	@4ast,@tstellar
Fixed by commit(s)	89648eb c69ed62

Extended Description

The following commit:
commit 89648eb (bug)
Author: Yonghong Song yhs@fb.com
Date: Wed Jun 17 10:13:00 2020 -0700

[BPF] fix a bug for BTF pointee type pruning

fixed a BTF generation bug. I would like to backport to 10.0.1 if it is still possible.

[yonghong-song]

assigned to @4ast

[tstellar]

Alexei, is this OK to backport?

https://reviews.llvm.org/rG89648eb16d01725457f958e634d16c534b64c42c

[4ast]

yes. pls backport. the risk of possible issues is low.

[tstellar]

Merged: c69ed62