[libc] [llvm] [libc] Implemented utimes (Issue #133953) (PR #134167)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Thu Apr 3 16:21:27 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `libc-x86_64-debian-fullbuild-dbg-asan` running on `libc-x86_64-debian-fullbuild` while building `libc` at step 4 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/171/builds/18994

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 4 (annotate) failure: 'python ../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py ...' (failure)
...
[ RUN      ] LlvmLibcStrtoimaxTest.AutomaticBaseSelection
[       OK ] LlvmLibcStrtoimaxTest.AutomaticBaseSelection (16 us)
Ran 7 tests.  PASS: 7  FAIL: 0
[1170/1183] Running unit test libc.test.src.time.nanosleep_test.__unit__
[==========] Running 1 test from 1 test suite.
[ RUN      ] LlvmLibcNanosleep.SmokeTest
[       OK ] LlvmLibcNanosleep.SmokeTest (52 us)
Ran 1 tests.  PASS: 1  FAIL: 0
[1171/1183] Linking CXX executable libc/test/src/sys/time/libc.test.src.sys.time.utimes_test.__build__
[1172/1183] Running unit test libc.test.src.sys.time.utimes_test
FAILED: libc/test/src/sys/time/CMakeFiles/libc.test.src.sys.time.utimes_test /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/libc/test/src/sys/time/CMakeFiles/libc.test.src.sys.time.utimes_test 
cd /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/libc/test/src/sys/time && /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/libc/test/src/sys/time/libc.test.src.sys.time.utimes_test.__build__
[==========] Running 2 tests from 1 test suite.
[ RUN      ] LlvmLibcUtimesTest.ChangeTimesSpecific
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/sys/time/utimes_test.cpp:40: FAILURE
Failed to match LIBC_NAMESPACE::utimes(FILE_PATH, times) against Succeeds(0).
Expected return value to be equal to 0 but got -1.
Expected errno to be equal to 0(0) but got EINVAL(22).
[  FAILED  ] LlvmLibcUtimesTest.ChangeTimesSpecific
[ RUN      ] LlvmLibcUtimesTest.InvalidMicroseconds
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/sys/time/utimes_test.cpp:67: FAILURE
          Expected: fd
          Which is: -1
To be greater than: 0
          Which is: 0
[  FAILED  ] LlvmLibcUtimesTest.InvalidMicroseconds
Ran 2 tests.  PASS: 0  FAIL: 2
[1173/1183] Running unit test libc.test.src.math.smoke.llrintf_test.__unit__
[==========] Running 3 tests from 1 test suite.
[ RUN      ] LlvmLibcRoundToIntegerTest.InfinityAndNaN
[       OK ] LlvmLibcRoundToIntegerTest.InfinityAndNaN (36 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.RoundNumbers
[       OK ] LlvmLibcRoundToIntegerTest.RoundNumbers (64 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.SubnormalRange
[       OK ] LlvmLibcRoundToIntegerTest.SubnormalRange (4923 ms)
Ran 3 tests.  PASS: 3  FAIL: 0
[1174/1183] Running unit test libc.test.src.math.smoke.lrintf_test.__unit__
[==========] Running 3 tests from 1 test suite.
[ RUN      ] LlvmLibcRoundToIntegerTest.InfinityAndNaN
[       OK ] LlvmLibcRoundToIntegerTest.InfinityAndNaN (36 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.RoundNumbers
[       OK ] LlvmLibcRoundToIntegerTest.RoundNumbers (82 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.SubnormalRange
[       OK ] LlvmLibcRoundToIntegerTest.SubnormalRange (4905 ms)
Ran 3 tests.  PASS: 3  FAIL: 0
[1175/1183] Running unit test libc.test.src.math.smoke.lrint_test.__unit__
[==========] Running 3 tests from 1 test suite.
[ RUN      ] LlvmLibcRoundToIntegerTest.InfinityAndNaN
[       OK ] LlvmLibcRoundToIntegerTest.InfinityAndNaN (39 us)
Step 8 (libc-unit-tests) failure: libc-unit-tests (failure)
...
[ RUN      ] LlvmLibcStrtoimaxTest.AutomaticBaseSelection
[       OK ] LlvmLibcStrtoimaxTest.AutomaticBaseSelection (16 us)
Ran 7 tests.  PASS: 7  FAIL: 0
[1170/1183] Running unit test libc.test.src.time.nanosleep_test.__unit__
[==========] Running 1 test from 1 test suite.
[ RUN      ] LlvmLibcNanosleep.SmokeTest
[       OK ] LlvmLibcNanosleep.SmokeTest (52 us)
Ran 1 tests.  PASS: 1  FAIL: 0
[1171/1183] Linking CXX executable libc/test/src/sys/time/libc.test.src.sys.time.utimes_test.__build__
[1172/1183] Running unit test libc.test.src.sys.time.utimes_test
FAILED: libc/test/src/sys/time/CMakeFiles/libc.test.src.sys.time.utimes_test /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/libc/test/src/sys/time/CMakeFiles/libc.test.src.sys.time.utimes_test 
cd /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/libc/test/src/sys/time && /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/libc/test/src/sys/time/libc.test.src.sys.time.utimes_test.__build__
[==========] Running 2 tests from 1 test suite.
[ RUN      ] LlvmLibcUtimesTest.ChangeTimesSpecific
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/sys/time/utimes_test.cpp:40: FAILURE
Failed to match LIBC_NAMESPACE::utimes(FILE_PATH, times) against Succeeds(0).
Expected return value to be equal to 0 but got -1.
Expected errno to be equal to 0(0) but got EINVAL(22).
[  FAILED  ] LlvmLibcUtimesTest.ChangeTimesSpecific
[ RUN      ] LlvmLibcUtimesTest.InvalidMicroseconds
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/sys/time/utimes_test.cpp:67: FAILURE
          Expected: fd
          Which is: -1
To be greater than: 0
          Which is: 0
[  FAILED  ] LlvmLibcUtimesTest.InvalidMicroseconds
Ran 2 tests.  PASS: 0  FAIL: 2
[1173/1183] Running unit test libc.test.src.math.smoke.llrintf_test.__unit__
[==========] Running 3 tests from 1 test suite.
[ RUN      ] LlvmLibcRoundToIntegerTest.InfinityAndNaN
[       OK ] LlvmLibcRoundToIntegerTest.InfinityAndNaN (36 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.RoundNumbers
[       OK ] LlvmLibcRoundToIntegerTest.RoundNumbers (64 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.SubnormalRange
[       OK ] LlvmLibcRoundToIntegerTest.SubnormalRange (4923 ms)
Ran 3 tests.  PASS: 3  FAIL: 0
[1174/1183] Running unit test libc.test.src.math.smoke.lrintf_test.__unit__
[==========] Running 3 tests from 1 test suite.
[ RUN      ] LlvmLibcRoundToIntegerTest.InfinityAndNaN
[       OK ] LlvmLibcRoundToIntegerTest.InfinityAndNaN (36 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.RoundNumbers
[       OK ] LlvmLibcRoundToIntegerTest.RoundNumbers (82 us)
[ RUN      ] LlvmLibcRoundToIntegerTest.SubnormalRange
[       OK ] LlvmLibcRoundToIntegerTest.SubnormalRange (4905 ms)
Ran 3 tests.  PASS: 3  FAIL: 0
[1175/1183] Running unit test libc.test.src.math.smoke.lrint_test.__unit__
[==========] Running 3 tests from 1 test suite.
[ RUN      ] LlvmLibcRoundToIntegerTest.InfinityAndNaN
[       OK ] LlvmLibcRoundToIntegerTest.InfinityAndNaN (39 us)

```

</details>

https://github.com/llvm/llvm-project/pull/134167

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