[clang] [llvm] [clang][LoongArch] Add support for LoongArch32 (PR #172619)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-ppc64le-linux` running on `ppc64le-sanitizer` while building `clang,llvm` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/72/builds/16986

<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)
...
[109/114] Generating MSAN_INST_GTEST.gtest-all.cc.powerpc64le.o
[110/114] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.powerpc64le-with-call.o
[111/114] Generating Msan-powerpc64le-with-call-Test
[112/114] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.powerpc64le.o
[113/114] Generating Msan-powerpc64le-Test
[113/114] Running compiler_rt regression tests
-- Testing: 5293 tests, 1152 workers --
llvm-lit: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/llvm/utils/lit/lit/discovery.py:273: warning: input '/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/interception/Unit' contained no tests
llvm-lit: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/llvm/utils/lit/lit/discovery.py:273: warning: input '/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/sanitizer_common/Unit' contained no tests
Testing:  0.. 10.. 20.. 30.. 40
FAIL: LeakSanitizer-AddressSanitizer-powerpc64le :: TestCases/create_thread_leak.cpp (2330 of 5293)
******************** TEST 'LeakSanitizer-AddressSanitizer-powerpc64le :: TestCases/create_thread_leak.cpp' FAILED ********************
Exit Code: 2

Command Output (stdout):
--
# RUN: at line 3
/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/bin/clang  --driver-mode=g++ -O0  -m64 -fno-function-sections -nobuiltininc -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/include -idirafter /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/lib/clang/23/include -resource-dir=/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build -Wl,-rpath,/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/lib/linux  -gline-tables-only -fsanitize=address -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/../ -pthread /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp
# executed command: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/bin/clang --driver-mode=g++ -O0 -m64 -fno-function-sections -nobuiltininc -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/include -idirafter /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/lib/clang/23/include -resource-dir=/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build -Wl,-rpath,/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/lib/linux -gline-tables-only -fsanitize=address -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/../ -pthread /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp
# RUN: at line 4
not  /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 1 0 0 2>&1 | FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK123
# executed command: not /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 1 0 0
# executed command: FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK123
# RUN: at line 5
not  /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 0 1 0 2>&1 | FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# executed command: not /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 0 1 0
# executed command: FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# RUN: at line 6
not  /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 0 0 1 2>&1 | FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# executed command: not /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 0 0 1
# note: command had no output on stdout or stderr
# error: command failed with exit status: 1
# executed command: FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# .---command stderr------------
# | FileCheck error: '<stdin>' is empty.
# | FileCheck command line:  FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# `-----------------------------
# error: command failed with exit status: 2

--

********************
Testing:  0.. 10.. 20.. 30.. 40
FAIL: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/getpwnam_r_invalid_user.cpp (2383 of 5293)
******************** TEST 'SanitizerCommon-lsan-powerpc64le-Linux :: Linux/getpwnam_r_invalid_user.cpp' FAILED ********************
Exit Code: -6

Command Output (stdout):
--
Step 14 (test standalone compiler-rt) failure: test standalone compiler-rt (failure)
...
[109/114] Generating MSAN_INST_GTEST.gtest-all.cc.powerpc64le.o
[110/114] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.powerpc64le-with-call.o
[111/114] Generating Msan-powerpc64le-with-call-Test
[112/114] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.powerpc64le.o
[113/114] Generating Msan-powerpc64le-Test
[113/114] Running compiler_rt regression tests
-- Testing: 5293 tests, 1152 workers --
llvm-lit: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/llvm/utils/lit/lit/discovery.py:273: warning: input '/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/interception/Unit' contained no tests
llvm-lit: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/llvm/utils/lit/lit/discovery.py:273: warning: input '/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/sanitizer_common/Unit' contained no tests
Testing:  0.. 10.. 20.. 30.. 40
FAIL: LeakSanitizer-AddressSanitizer-powerpc64le :: TestCases/create_thread_leak.cpp (2330 of 5293)
******************** TEST 'LeakSanitizer-AddressSanitizer-powerpc64le :: TestCases/create_thread_leak.cpp' FAILED ********************
Exit Code: 2

Command Output (stdout):
--
# RUN: at line 3
/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/bin/clang  --driver-mode=g++ -O0  -m64 -fno-function-sections -nobuiltininc -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/include -idirafter /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/lib/clang/23/include -resource-dir=/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build -Wl,-rpath,/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/lib/linux  -gline-tables-only -fsanitize=address -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/../ -pthread /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp
# executed command: /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/bin/clang --driver-mode=g++ -O0 -m64 -fno-function-sections -nobuiltininc -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/include -idirafter /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/build_default/lib/clang/23/include -resource-dir=/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build -Wl,-rpath,/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/lib/linux -gline-tables-only -fsanitize=address -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/../ -pthread /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp
# RUN: at line 4
not  /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 1 0 0 2>&1 | FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK123
# executed command: not /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 1 0 0
# executed command: FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK123
# RUN: at line 5
not  /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 0 1 0 2>&1 | FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# executed command: not /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 0 1 0
# executed command: FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# RUN: at line 6
not  /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 0 0 1 2>&1 | FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# executed command: not /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/compiler_rt_build/test/lsan/POWERPC64LEAsanConfig/TestCases/Output/create_thread_leak.cpp.tmp 10 0 0 1
# note: command had no output on stdout or stderr
# error: command failed with exit status: 1
# executed command: FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# .---command stderr------------
# | FileCheck error: '<stdin>' is empty.
# | FileCheck command line:  FileCheck /home/buildbots/llvm-external-buildbots/workers/ppc64le-sanitizer/sanitizer-ppc64le/build/llvm-project/compiler-rt/test/lsan/TestCases/create_thread_leak.cpp --check-prefixes=LEAK,LEAK234
# `-----------------------------
# error: command failed with exit status: 2

--

********************
Testing:  0.. 10.. 20.. 30.. 40
FAIL: SanitizerCommon-lsan-powerpc64le-Linux :: Linux/getpwnam_r_invalid_user.cpp (2383 of 5293)
******************** TEST 'SanitizerCommon-lsan-powerpc64le-Linux :: Linux/getpwnam_r_invalid_user.cpp' FAILED ********************
Exit Code: -6

Command Output (stdout):
--

```

</details>

https://github.com/llvm/llvm-project/pull/172619