[libcxx-commits] [libcxx] [libc++][NFC] Fixed bad link in 21.rst (PR #130428)

[LLVM Continuous Integration via libcxx-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-aarch64-linux-bootstrap-ubsan` running on `sanitizer-buildbot9` while building `libcxx` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/85/builds/6294

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure)
...
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using ld.lld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/ld.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/main.py:72: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 84046 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90
FAIL: LLVM-Unit :: Support/./SupportTests/46/88 (79944 of 84046)
******************** TEST 'LLVM-Unit :: Support/./SupportTests/46/88' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests-LLVM-Unit-2916796-46-88.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=88 GTEST_SHARD_INDEX=46 /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests
--

Script:
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests --gtest_filter=Caching.Normal
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/unittests/Support/Caching.cpp:55: Failure
Value of: AddStream
  Actual: false
Expected: true


/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/unittests/Support/Caching.cpp:55
Value of: AddStream
  Actual: false
Expected: true



********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90
FAIL: LLVM-Unit :: Support/./SupportTests/47/88 (79977 of 84046)
******************** TEST 'LLVM-Unit :: Support/./SupportTests/47/88' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests-LLVM-Unit-2916796-47-88.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=88 GTEST_SHARD_INDEX=47 /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests
--

Script:
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests --gtest_filter=Caching.WriteAfterCommit
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/unittests/Support/Caching.cpp:103: Failure
Value of: AddStream
Step 14 (stage3/ubsan check) failure: stage3/ubsan check (failure)
...
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using ld.lld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/ld.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:512: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/utils/lit/lit/main.py:72: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 84046 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90
FAIL: LLVM-Unit :: Support/./SupportTests/46/88 (79944 of 84046)
******************** TEST 'LLVM-Unit :: Support/./SupportTests/46/88' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests-LLVM-Unit-2916796-46-88.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=88 GTEST_SHARD_INDEX=46 /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests
--

Script:
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests --gtest_filter=Caching.Normal
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/unittests/Support/Caching.cpp:55: Failure
Value of: AddStream
  Actual: false
Expected: true


/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/unittests/Support/Caching.cpp:55
Value of: AddStream
  Actual: false
Expected: true



********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90
FAIL: LLVM-Unit :: Support/./SupportTests/47/88 (79977 of 84046)
******************** TEST 'LLVM-Unit :: Support/./SupportTests/47/88' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests-LLVM-Unit-2916796-47-88.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=88 GTEST_SHARD_INDEX=47 /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests
--

Script:
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/unittests/Support/./SupportTests --gtest_filter=Caching.WriteAfterCommit
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/llvm/unittests/Support/Caching.cpp:103: Failure
Value of: AddStream

```

</details>

https://github.com/llvm/llvm-project/pull/130428