[clang] [Clang][NEON] Add neon target guard to intrinsics (PR #99870)

Mon Jul 22 07:26:29 PDT 2024

llvm-ci wrote:

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

Full details are available at: https://lab.llvm.org/buildbot/#/builders/66/builds/1949

Here is the relevant piece of the build log for the reference:
```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure)
...
[366/371] Generating MSAN_INST_GTEST.gtest-all.cc.x86_64.o
[367/371] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.x86_64-with-call.o
[368/371] Generating Msan-x86_64-with-call-Test
[369/371] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.x86_64.o
[370/371] Generating Msan-x86_64-Test
[370/371] Running compiler_rt regression tests
llvm-lit: /b/sanitizer-x86_64-linux/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: 10048 tests, 88 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
TIMEOUT: SanitizerCommon-hwasan-x86_64-Linux :: Posix/fork_threaded.c (10048 of 10048)
******************** TEST 'SanitizerCommon-hwasan-x86_64-Linux :: Posix/fork_threaded.c' FAILED ********************
Exit Code: -9
Timeout: Reached timeout of 900 seconds

Command Output (stderr):
--
RUN: at line 1: /b/sanitizer-x86_64-linux/build/build_default/./bin/clang  -gline-tables-only -fsanitize=hwaddress -fuse-ld=lld -fsanitize-hwaddress-experimental-aliasing  -m64 -funwind-tables  -I/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test -ldl -O0 /b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Posix/fork_threaded.c -o /b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/hwasan-x86_64-Linux/Posix/Output/fork_threaded.c.tmp && env HWASAN_OPTIONS=die_after_fork=0  /b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/hwasan-x86_64-Linux/Posix/Output/fork_threaded.c.tmp
+ /b/sanitizer-x86_64-linux/build/build_default/./bin/clang -gline-tables-only -fsanitize=hwaddress -fuse-ld=lld -fsanitize-hwaddress-experimental-aliasing -m64 -funwind-tables -I/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test -ldl -O0 /b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Posix/fork_threaded.c -o /b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/hwasan-x86_64-Linux/Posix/Output/fork_threaded.c.tmp
+ env HWASAN_OPTIONS=die_after_fork=0 /b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/hwasan-x86_64-Linux/Posix/Output/fork_threaded.c.tmp
HWAddressSanitizer:DEADLYSIGNAL
==1970781==ERROR: HWAddressSanitizer: SEGV on unknown address (pc 0x64f65e0c20cf bp 0x70e9a63a0798 sp 0x7ffca3a9ae70 T1970781)
==1970781==The signal is caused by a READ memory access.
==1970781==Hint: this fault was caused by a dereference of a high value address (see register values below).  Disassemble the provided pc to learn which register was used.
==1970398==ERROR: HWAddressSanitizer: tag-mismatch on address 0x581400000280 at pc 0x64f65e07edf7
READ of size 155 at 0x581400000280 tags: 02/00 (ptr/mem) in thread T1

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.. 
Slowest Tests:
--------------------------------------------------------------------------
900.09s: SanitizerCommon-hwasan-x86_64-Linux :: Posix/fork_threaded.c
199.28s: libFuzzer-x86_64-default-Linux :: out-of-process-fuzz.test
193.28s: libFuzzer-x86_64-libcxx-Linux :: out-of-process-fuzz.test
187.94s: libFuzzer-x86_64-static-libcxx-Linux :: out-of-process-fuzz.test
48.32s: libFuzzer-i386-static-libcxx-Linux :: value-profile-switch.test
47.88s: ThreadSanitizer-x86_64 :: bench_threads.cpp
43.72s: libFuzzer-i386-default-Linux :: value-profile-switch.test
43.19s: libFuzzer-i386-default-Linux :: fork_corpus_groups.test
41.99s: libFuzzer-i386-libcxx-Linux :: value-profile-switch.test
41.39s: libFuzzer-i386-libcxx-Linux :: disable-leaks.test
41.34s: libFuzzer-i386-static-libcxx-Linux :: fork_corpus_groups.test
41.20s: libFuzzer-i386-default-Linux :: fork.test
41.08s: libFuzzer-i386-static-libcxx-Linux :: fork.test
40.97s: libFuzzer-i386-libcxx-Linux :: fork.test
40.81s: libFuzzer-x86_64-default-Linux :: fork.test
40.59s: libFuzzer-x86_64-libcxx-Linux :: fork.test
39.80s: libFuzzer-x86_64-libcxx-Linux :: fork_corpus_groups.test
Step 9 (test compiler-rt symbolizer) failure: test compiler-rt symbolizer (failure)
...
[366/371] Generating MSAN_INST_GTEST.gtest-all.cc.x86_64.o
[367/371] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.x86_64-with-call.o
[368/371] Generating Msan-x86_64-with-call-Test
[369/371] Generating MSAN_INST_TEST_OBJECTS.msan_test.cpp.x86_64.o
[370/371] Generating Msan-x86_64-Test
[370/371] Running compiler_rt regression tests
llvm-lit: /b/sanitizer-x86_64-linux/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: 10048 tests, 88 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
TIMEOUT: SanitizerCommon-hwasan-x86_64-Linux :: Posix/fork_threaded.c (10048 of 10048)
******************** TEST 'SanitizerCommon-hwasan-x86_64-Linux :: Posix/fork_threaded.c' FAILED ********************
Exit Code: -9
Timeout: Reached timeout of 900 seconds

Command Output (stderr):
--
RUN: at line 1: /b/sanitizer-x86_64-linux/build/build_default/./bin/clang  -gline-tables-only -fsanitize=hwaddress -fuse-ld=lld -fsanitize-hwaddress-experimental-aliasing  -m64 -funwind-tables  -I/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test -ldl -O0 /b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Posix/fork_threaded.c -o /b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/hwasan-x86_64-Linux/Posix/Output/fork_threaded.c.tmp && env HWASAN_OPTIONS=die_after_fork=0  /b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/hwasan-x86_64-Linux/Posix/Output/fork_threaded.c.tmp
+ /b/sanitizer-x86_64-linux/build/build_default/./bin/clang -gline-tables-only -fsanitize=hwaddress -fuse-ld=lld -fsanitize-hwaddress-experimental-aliasing -m64 -funwind-tables -I/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test -ldl -O0 /b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/sanitizer_common/TestCases/Posix/fork_threaded.c -o /b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/hwasan-x86_64-Linux/Posix/Output/fork_threaded.c.tmp
+ env HWASAN_OPTIONS=die_after_fork=0 /b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/hwasan-x86_64-Linux/Posix/Output/fork_threaded.c.tmp
HWAddressSanitizer:DEADLYSIGNAL
==1970781==ERROR: HWAddressSanitizer: SEGV on unknown address (pc 0x64f65e0c20cf bp 0x70e9a63a0798 sp 0x7ffca3a9ae70 T1970781)
==1970781==The signal is caused by a READ memory access.
==1970781==Hint: this fault was caused by a dereference of a high value address (see register values below).  Disassemble the provided pc to learn which register was used.
==1970398==ERROR: HWAddressSanitizer: tag-mismatch on address 0x581400000280 at pc 0x64f65e07edf7
READ of size 155 at 0x581400000280 tags: 02/00 (ptr/mem) in thread T1

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.. 
Slowest Tests:
--------------------------------------------------------------------------
900.09s: SanitizerCommon-hwasan-x86_64-Linux :: Posix/fork_threaded.c
199.28s: libFuzzer-x86_64-default-Linux :: out-of-process-fuzz.test
193.28s: libFuzzer-x86_64-libcxx-Linux :: out-of-process-fuzz.test
187.94s: libFuzzer-x86_64-static-libcxx-Linux :: out-of-process-fuzz.test
48.32s: libFuzzer-i386-static-libcxx-Linux :: value-profile-switch.test
47.88s: ThreadSanitizer-x86_64 :: bench_threads.cpp
43.72s: libFuzzer-i386-default-Linux :: value-profile-switch.test
43.19s: libFuzzer-i386-default-Linux :: fork_corpus_groups.test
41.99s: libFuzzer-i386-libcxx-Linux :: value-profile-switch.test
41.39s: libFuzzer-i386-libcxx-Linux :: disable-leaks.test
41.34s: libFuzzer-i386-static-libcxx-Linux :: fork_corpus_groups.test
41.20s: libFuzzer-i386-default-Linux :: fork.test
41.08s: libFuzzer-i386-static-libcxx-Linux :: fork.test
40.97s: libFuzzer-i386-libcxx-Linux :: fork.test
40.81s: libFuzzer-x86_64-default-Linux :: fork.test
40.59s: libFuzzer-x86_64-libcxx-Linux :: fork.test
39.80s: libFuzzer-x86_64-libcxx-Linux :: fork_corpus_groups.test

```

https://github.com/llvm/llvm-project/pull/99870