Build #598 (Nov 16, 2019 6:39:41 PM)

1. [Docs] Fix sphinx warning. (details)
2. [Docs] Remove stray :doc: directive. (details)
3. [libc++] Add C++20 contiguous_iterator_tag. (details)
4. [libc++] Add _ITER_CONCEPT and _ITER_TRAITS implementations from C++20 (details)

Started by upstream project LLDB Incremental build number 3873
originally caused by:

• Started by an SCM change

Started by upstream project LLDB Incremental build number 3874
originally caused by:

• Started by an SCM change

Started by upstream project LLDB Incremental build number 3875
originally caused by:

• Started by an SCM change

Started by upstream project LLDB Incremental build number 3876
originally caused by:

• Started by an SCM change

Started by upstream project LLDB Incremental build number 3877
originally caused by:

• Started by an SCM change
• Started by an SCM change

Started by upstream project LLDB Incremental build number 3878
originally caused by:

• Started by an SCM change

Started by upstream project LLDB Incremental build number 3879
originally caused by:

• Started by an SCM change
• Started by an SCM change
• Started by an SCM change

This run spent:

• 5 hr 16 min waiting;
• 5 hr 9 min build duration;
• 10 hr total from scheduled to completion.

• refs/remotes/origin/master

• refs/remotes/origin/master

• refs/remotes/origin/master

• llvmorg-5.0.2

• llvmorg-7.0.1

• llvmorg-9.0.0