[clang] [clang-format] Propagate `LeadingEmptyLinesAffected` when joining lines (PR #146761)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-fast` running on `sanitizer-buildbot3` while building `clang` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/169/builds/12866

<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-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using ld.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/main.py:73: 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: 91023 tests, 96 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90
FAIL: LLVM :: ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s (62508 of 91023)
******************** TEST 'LLVM :: ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
rm -rf /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp && mkdir -p /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp # RUN: at line 1
+ rm -rf /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
+ mkdir -p /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/yaml2obj /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/Inputs/COFF_weak_nolibrary_serach_def.yaml -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o # RUN: at line 2
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/yaml2obj /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/Inputs/COFF_weak_nolibrary_serach_def.yaml -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o
/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-mc -filetype=obj -triple=x86_64-windows-msvc /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o # RUN: at line 3
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-mc -filetype=obj -triple=x86_64-windows-msvc /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o
not /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-jitlink -noexec -abs __ImageBase=0xfff00000  -slab-allocate 100Kb -slab-address 0xfff00000 -slab-page-size 4096  /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o 2>&1 | /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s # RUN: at line 4
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s
+ not /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-jitlink -noexec -abs __ImageBase=0xfff00000 -slab-allocate 100Kb -slab-address 0xfff00000 -slab-page-size 4096 /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.. 
Slowest Tests:
--------------------------------------------------------------------------
580.20s: LLVM :: CodeGen/AMDGPU/sched-group-barrier-pipeline-solver.mir
409.30s: Clang :: Driver/fsanitize.c
340.00s: LLVM :: CodeGen/AMDGPU/amdgcn.bitcast.1024bit.ll
309.00s: Clang :: Preprocessor/riscv-target-features.c
216.03s: Clang :: Driver/arm-cortex-cpus-2.c
201.74s: Clang :: OpenMP/target_update_codegen.cpp
201.32s: Clang :: OpenMP/target_defaultmap_codegen_01.cpp
200.91s: Clang :: Preprocessor/arm-target-features.c
200.72s: Clang :: Preprocessor/aarch64-target-features.c
196.39s: Clang :: Driver/arm-cortex-cpus-1.c
179.62s: LLVM :: CodeGen/AMDGPU/memintrinsic-unroll.ll
166.99s: LLVM :: CodeGen/RISCV/attributes.ll
162.00s: Clang :: Preprocessor/predefined-arch-macros.c
161.96s: Clang :: Analysis/a_flaky_crash.cpp
134.76s: LLVM :: CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll
130.49s: Clang :: Driver/linux-ld.c
Step 10 (stage2/asan_ubsan check) failure: stage2/asan_ubsan check (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using ld.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:520: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/main.py:73: 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: 91023 tests, 96 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90
FAIL: LLVM :: ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s (62508 of 91023)
******************** TEST 'LLVM :: ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
rm -rf /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp && mkdir -p /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp # RUN: at line 1
+ rm -rf /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
+ mkdir -p /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/yaml2obj /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/Inputs/COFF_weak_nolibrary_serach_def.yaml -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o # RUN: at line 2
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/yaml2obj /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/Inputs/COFF_weak_nolibrary_serach_def.yaml -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o
/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-mc -filetype=obj -triple=x86_64-windows-msvc /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o # RUN: at line 3
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-mc -filetype=obj -triple=x86_64-windows-msvc /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o
not /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-jitlink -noexec -abs __ImageBase=0xfff00000  -slab-allocate 100Kb -slab-address 0xfff00000 -slab-page-size 4096  /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o 2>&1 | /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s # RUN: at line 4
+ /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s
+ not /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-jitlink -noexec -abs __ImageBase=0xfff00000 -slab-allocate 100Kb -slab-address 0xfff00000 -slab-page-size 4096 /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.. 
Slowest Tests:
--------------------------------------------------------------------------
580.20s: LLVM :: CodeGen/AMDGPU/sched-group-barrier-pipeline-solver.mir
409.30s: Clang :: Driver/fsanitize.c
340.00s: LLVM :: CodeGen/AMDGPU/amdgcn.bitcast.1024bit.ll
309.00s: Clang :: Preprocessor/riscv-target-features.c
216.03s: Clang :: Driver/arm-cortex-cpus-2.c
201.74s: Clang :: OpenMP/target_update_codegen.cpp
201.32s: Clang :: OpenMP/target_defaultmap_codegen_01.cpp
200.91s: Clang :: Preprocessor/arm-target-features.c
200.72s: Clang :: Preprocessor/aarch64-target-features.c
196.39s: Clang :: Driver/arm-cortex-cpus-1.c
179.62s: LLVM :: CodeGen/AMDGPU/memintrinsic-unroll.ll
166.99s: LLVM :: CodeGen/RISCV/attributes.ll
162.00s: Clang :: Preprocessor/predefined-arch-macros.c
161.96s: Clang :: Analysis/a_flaky_crash.cpp
134.76s: LLVM :: CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll
130.49s: Clang :: Driver/linux-ld.c

```

</details>

https://github.com/llvm/llvm-project/pull/146761