[clang] [clang] Mark some language options as benign. (PR #131569)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-aarch64-linux-bootstrap-ubsan` running on `sanitizer-buildbot10` while building `clang` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/85/builds/9036

<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:520: 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:520: 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:520: 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:520: 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:520: 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:520: 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:520: 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: 84367 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.
FAIL: lld :: COFF/lto-cache-errors.ll (81589 of 84367)
******************** TEST 'lld :: COFF/lto-cache-errors.ll' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/opt -module-hash -module-summary /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/lto-cache-errors.ll -o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.o # RUN: at line 5
+ /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/opt -module-hash -module-summary /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/lto-cache-errors.ll -o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.o
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/opt -module-hash -module-summary /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/Inputs/lto-cache.ll -o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp2.o # RUN: at line 6
+ /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/opt -module-hash -module-summary /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/Inputs/lto-cache.ll -o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp2.o
rm -Rf /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache && mkdir /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache # RUN: at line 7
+ rm -Rf /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache
+ mkdir /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache
chmod 444 /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache # RUN: at line 8
+ chmod 444 /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache
not /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/lld-link /lldltocache:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache/nonexistant/ /out:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp3 /entry:main /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp2.o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.o 2>&1 | /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/lto-cache-errors.ll # RUN: at line 11
+ not /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/lld-link /lldltocache:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache/nonexistant/ /out:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp3 /entry:main /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp2.o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.o
+ /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/lto-cache-errors.ll

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.. 
Slowest Tests:
--------------------------------------------------------------------------
29.53s: Clang :: Driver/fsanitize.c
24.03s: LLVM :: tools/llvm-reduce/parallel-workitem-kill.ll
21.03s: Clang :: Preprocessor/riscv-target-features.c
17.87s: Clang :: OpenMP/target_defaultmap_codegen_01.cpp
17.80s: Clang :: OpenMP/target_update_codegen.cpp
17.74s: LLVM :: CodeGen/AMDGPU/amdgcn.bitcast.1024bit.ll
17.44s: Clang :: Driver/arm-cortex-cpus-2.c
16.90s: Clang :: Driver/arm-cortex-cpus-1.c
14.98s: Clang :: Preprocessor/arm-target-features.c
14.18s: Clang :: Preprocessor/aarch64-target-features.c
13.97s: Clang :: CodeGen/AArch64/sve-intrinsics/acle_sve_reinterpret.c
12.48s: Clang :: Preprocessor/predefined-arch-macros.c
11.45s: Clang :: Driver/linux-ld.c
11.05s: Clang :: Driver/clang_f_opts.c
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:520: 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:520: 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:520: 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:520: 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:520: 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:520: 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:520: 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: 84367 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.
FAIL: lld :: COFF/lto-cache-errors.ll (81589 of 84367)
******************** TEST 'lld :: COFF/lto-cache-errors.ll' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/opt -module-hash -module-summary /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/lto-cache-errors.ll -o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.o # RUN: at line 5
+ /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/opt -module-hash -module-summary /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/lto-cache-errors.ll -o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.o
/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/opt -module-hash -module-summary /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/Inputs/lto-cache.ll -o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp2.o # RUN: at line 6
+ /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/opt -module-hash -module-summary /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/Inputs/lto-cache.ll -o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp2.o
rm -Rf /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache && mkdir /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache # RUN: at line 7
+ rm -Rf /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache
+ mkdir /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache
chmod 444 /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache # RUN: at line 8
+ chmod 444 /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache
not /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/lld-link /lldltocache:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache/nonexistant/ /out:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp3 /entry:main /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp2.o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.o 2>&1 | /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/lto-cache-errors.ll # RUN: at line 11
+ not /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/lld-link /lldltocache:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.cache/nonexistant/ /out:/home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp3 /entry:main /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp2.o /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/tools/lld/test/COFF/Output/lto-cache-errors.ll.tmp.o
+ /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm_build2_ubsan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-ubsan/build/llvm-project/lld/test/COFF/lto-cache-errors.ll

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.. 
Slowest Tests:
--------------------------------------------------------------------------
29.53s: Clang :: Driver/fsanitize.c
24.03s: LLVM :: tools/llvm-reduce/parallel-workitem-kill.ll
21.03s: Clang :: Preprocessor/riscv-target-features.c
17.87s: Clang :: OpenMP/target_defaultmap_codegen_01.cpp
17.80s: Clang :: OpenMP/target_update_codegen.cpp
17.74s: LLVM :: CodeGen/AMDGPU/amdgcn.bitcast.1024bit.ll
17.44s: Clang :: Driver/arm-cortex-cpus-2.c
16.90s: Clang :: Driver/arm-cortex-cpus-1.c
14.98s: Clang :: Preprocessor/arm-target-features.c
14.18s: Clang :: Preprocessor/aarch64-target-features.c
13.97s: Clang :: CodeGen/AArch64/sve-intrinsics/acle_sve_reinterpret.c
12.48s: Clang :: Preprocessor/predefined-arch-macros.c
11.45s: Clang :: Driver/linux-ld.c
11.05s: Clang :: Driver/clang_f_opts.c

```

</details>

https://github.com/llvm/llvm-project/pull/131569