[clang] [llvm] Revert "[win][aarch64] Always reserve frame pointers for Arm64 Windows" (PR #146836)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Thu Jul 3 03:24:48 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-fast` running on `sanitizer-buildbot4` while building `clang,llvm` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/169/builds/12761

<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)
...
Date:   Thu Jul 3 10:03:48 2025 +0100

    Revert "[win][aarch64] Always reserve frame pointers for Arm64 Windows" (#146836)
    
    Reverts llvm/llvm-project#146582
    
    Due to failures on many of Linaro's Linux flang bots:
    https://lab.llvm.org/buildbot/#/builders/17/builds/9292
    
    ```
    ******************** TEST 'Flang :: Semantics/windows.f90' FAILED ********************
    Exit Code: 1
    Command Output (stdout):
    --
    ---
    +++
    @@ -0,0 +1,2 @@
    expect at 6: User IDs do not exist on Windows. This function will always return 1
    expect at 11: Group IDs do not exist on Windows. This function will always return 1
    FAIL
    --
    Command Output (stderr):
    --
    RUN: at line 1 has no command after substitutions
    "/usr/bin/python3.10" /home/tcwg-buildbot/worker/clang-aarch64-sve-vla/llvm/flang/test/Semantics/test_errors.py /home/tcwg-buildbot/worker/clang-aarch64-sve-vla/llvm/flang/test/Semantics/windows.f90 /home/tcwg-buildbot/worker/clang-aarch64-sve-vla/stage1/bin/flang --target=aarch64-pc-windows-msvc -Werror # RUN: at line 2
    + /usr/bin/python3.10 /home/tcwg-buildbot/worker/clang-aarch64-sve-vla/llvm/flang/test/Semantics/test_errors.py /home/tcwg-buildbot/worker/clang-aarch64-sve-vla/llvm/flang/test/Semantics/windows.f90 /home/tcwg-buildbot/worker/clang-aarch64-sve-vla/stage1/bin/flang --target=aarch64-pc-windows-msvc -Werror
    --
    ```

@@@BUILD_STEP stage2/asan_ubsan build libcxx@@@
Statistics zeroed
+ /usr/bin/cmake -B libcxx_build_asan_ubsan -DLLVM_APPEND_VC_REV=OFF -GNinja -DCMAKE_BUILD_TYPE=Release -DLLVM_CCACHE_BUILD=ON -DLLVM_USE_LINKER=lld -DLLVM_ENABLE_ASSERTIONS=ON -DCMAKE_C_COMPILER=/home/b/sanitizer-x86_64-linux-fast/build/llvm_build0/bin/clang -DCMAKE_CXX_COMPILER=/home/b/sanitizer-x86_64-linux-fast/build/llvm_build0/bin/clang++ -DLIBCXXABI_USE_LLVM_UNWINDER=OFF -DCMAKE_INSTALL_PREFIX=/home/b/sanitizer-x86_64-linux-fast/build/libcxx_install_asan_ubsan '-DLLVM_ENABLE_RUNTIMES=libcxx;libcxxabi' -DLIBCXX_TEST_PARAMS=long_tests=False -DLIBCXX_INCLUDE_BENCHMARKS=OFF '-DLLVM_USE_SANITIZER=Address;Undefined' '-DCMAKE_C_FLAGS=-fsanitize=address,undefined -fno-sanitize-recover=all   -fno-sanitize=vptr' '-DCMAKE_CXX_FLAGS=-fsanitize=address,undefined -fno-sanitize-recover=all   -fno-sanitize=vptr' /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/../runtimes
-- Performing standalone runtimes build.
-- Could NOT find LLVM (missing: LLVM_DIR)
-- Could NOT find Clang (missing: Clang_DIR)
CMake Warning at /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/cmake/modules/HandleLLVMOptions.cmake:141 (message):
  LLVM_ENABLE_ASSERTIONS implies LIBCXX_HARDENING_MODE "extensive" but is
  overriden from command line with value "none".
Call Stack (most recent call first):
  CMakeLists.txt:175 (include)


-- LLVM host triple: x86_64-unknown-linux-gnu
-- LLVM default target triple: x86_64-unknown-linux-gnu
-- Using libc++abi testing configuration: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/libcxxabi/test/configs/llvm-libc++abi-shared.cfg.in
-- Using libc++ testing configuration: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/libcxx/test/configs/llvm-libc++-shared.cfg.in
CMake Warning at /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/libcxx/test/tools/clang_tidy_checks/CMakeLists.txt:10 (find_package):
  Could not find a configuration file for package "Clang" that is compatible
  with requested version "20.1.7".
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: 91036 tests, 96 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.
FAIL: LLVM :: ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s (68143 of 91036)
******************** 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
+ 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
+ /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

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
Slowest Tests:
--------------------------------------------------------------------------
340.36s: LLVM :: CodeGen/AMDGPU/sched-group-barrier-pipeline-solver.mir
260.12s: Clang :: Driver/fsanitize.c
221.31s: Clang :: Preprocessor/riscv-target-features.c
185.09s: LLVM :: CodeGen/AMDGPU/amdgcn.bitcast.1024bit.ll
174.10s: Clang :: OpenMP/target_update_codegen.cpp
173.11s: Clang :: OpenMP/target_defaultmap_codegen_01.cpp
167.03s: Clang :: Preprocessor/arm-target-features.c
166.94s: Clang :: Driver/arm-cortex-cpus-2.c
165.73s: Clang :: Driver/arm-cortex-cpus-1.c
162.36s: Clang :: Preprocessor/aarch64-target-features.c
138.88s: LLVM :: CodeGen/RISCV/attributes.ll
138.08s: Clang :: Analysis/a_flaky_crash.cpp
134.10s: Clang :: Preprocessor/predefined-arch-macros.c
119.56s: Clang :: Driver/linux-ld.c
109.61s: Clang :: Driver/x86-target-features.c
108.54s: Clang :: Driver/clang_f_opts.c

```

</details>

https://github.com/llvm/llvm-project/pull/146836

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