[clang] [MS] Add /Zc:tlsGuards option to control tls guard emission (PR #113830)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-bootstrap-asan` running on `sanitizer-buildbot2` while building `clang` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/52/builds/3768

<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-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/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: 87238 of 87239 tests, 88 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.
FAIL: lld :: ELF/aarch64-feature-gcs.s (85099 of 87238)
******************** TEST 'lld :: ELF/aarch64-feature-gcs.s' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 2: rm -rf /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp && split-file /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp && cd /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp
+ rm -rf /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp
+ split-file /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp
+ cd /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp
RUN: at line 3: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func1-gcs.s -o func1-gcs.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func1-gcs.s -o func1-gcs.o
RUN: at line 4: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func2.s -o func2.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func2.s -o func2.o
RUN: at line 5: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func2-gcs.s -o func2-gcs.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func2-gcs.s -o func2-gcs.o
RUN: at line 6: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func3.s -o func3.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func3.s -o func3.o
RUN: at line 7: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func3-gcs.s -o func3-gcs.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func3-gcs.s -o func3-gcs.o
RUN: at line 11: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func2-gcs.o func3-gcs.o -o gcs
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func2-gcs.o func3-gcs.o -o gcs
RUN: at line 12: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n gcs | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n gcs
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
RUN: at line 13: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func3-gcs.o --shared -o gcs.so
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func3-gcs.o --shared -o gcs.so
RUN: at line 14: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n gcs.so | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n gcs.so
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
RUN: at line 15: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func2.o func3-gcs.o -o force-gcs -z gcs=always
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func2.o func3-gcs.o -o force-gcs -z gcs=always
RUN: at line 16: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n force-gcs | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n force-gcs
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
RUN: at line 17: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func2-gcs.o func3.o --shared -o force-gcs.so -z gcs=always
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func2-gcs.o func3.o --shared -o force-gcs.so -z gcs=always
RUN: at line 18: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n force-gcs.so | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n force-gcs.so
Step 10 (stage2/asan check) failure: stage2/asan check (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:506: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/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: 87238 of 87239 tests, 88 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.
FAIL: lld :: ELF/aarch64-feature-gcs.s (85099 of 87238)
******************** TEST 'lld :: ELF/aarch64-feature-gcs.s' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 2: rm -rf /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp && split-file /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp && cd /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp
+ rm -rf /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp
+ split-file /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp
+ cd /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/tools/lld/test/ELF/Output/aarch64-feature-gcs.s.tmp
RUN: at line 3: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func1-gcs.s -o func1-gcs.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func1-gcs.s -o func1-gcs.o
RUN: at line 4: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func2.s -o func2.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func2.s -o func2.o
RUN: at line 5: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func2-gcs.s -o func2-gcs.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func2-gcs.s -o func2-gcs.o
RUN: at line 6: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func3.s -o func3.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func3.s -o func3.o
RUN: at line 7: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func3-gcs.s -o func3-gcs.o
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-mc -filetype=obj -triple=aarch64-linux-gnu func3-gcs.s -o func3-gcs.o
RUN: at line 11: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func2-gcs.o func3-gcs.o -o gcs
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func2-gcs.o func3-gcs.o -o gcs
RUN: at line 12: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n gcs | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n gcs
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
RUN: at line 13: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func3-gcs.o --shared -o gcs.so
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func3-gcs.o --shared -o gcs.so
RUN: at line 14: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n gcs.so | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n gcs.so
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
RUN: at line 15: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func2.o func3-gcs.o -o force-gcs -z gcs=always
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func1-gcs.o func2.o func3-gcs.o -o force-gcs -z gcs=always
RUN: at line 16: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n force-gcs | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n force-gcs
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
RUN: at line 17: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func2-gcs.o func3.o --shared -o force-gcs.so -z gcs=always
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld func2-gcs.o func3.o --shared -o force-gcs.so -z gcs=always
RUN: at line 18: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n force-gcs.so | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck --check-prefix GCS /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/lld/test/ELF/aarch64-feature-gcs.s
+ /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/llvm-readelf -n force-gcs.so

```

</details>

https://github.com/llvm/llvm-project/pull/113830