[libc-commits] [libc] [libc] Use cpp::numeric_limits in preference to C23 <limits.h> macros (PR #102665)
LLVM Continuous Integration via libc-commits
libc-commits at lists.llvm.org
Fri Aug 9 12:47:27 PDT 2024
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `libc-x86_64-debian` running on `libc-x86_64-debian` while building `libc` at step 4 "annotate".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/43/builds/3932
Here is the relevant piece of the build log for the reference:
```
Step 4 (annotate) failure: 'python ../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py ...' (failure)
...
[==========] Running 3 tests from 1 test suite.
[ RUN ] LlvmLibcRoundToIntegerTest.InfinityAndNaN
[ OK ] LlvmLibcRoundToIntegerTest.InfinityAndNaN (6 us)
[ RUN ] LlvmLibcRoundToIntegerTest.RoundNumbers
[ OK ] LlvmLibcRoundToIntegerTest.RoundNumbers (7 us)
[ RUN ] LlvmLibcRoundToIntegerTest.SubnormalRange
[ OK ] LlvmLibcRoundToIntegerTest.SubnormalRange (938 ms)
Ran 3 tests. PASS: 3 FAIL: 0
[1012/1018] Linking CXX executable projects/libc/test/src/stdbit/libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__.__build__
[1013/1018] Running unit test libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__
FAILED: projects/libc/test/src/stdbit/CMakeFiles/libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__ /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/stdbit/CMakeFiles/libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__
cd /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/stdbit && /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/stdbit/libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__.__build__
[==========] Running 2 tests from 1 test suite.
[ RUN ] LlvmLibcStdcLeadingZerosUiTest.Zero
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:17: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(0U)
Which is: 32
To be equal to: static_cast<unsigned>(__llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits)
Which is: 31
[ FAILED ] LlvmLibcStdcLeadingZerosUiTest.Zero
[ RUN ] LlvmLibcStdcLeadingZerosUiTest.OneHot
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 31
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 30
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 30
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 29
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 29
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 28
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 28
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 27
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 27
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 26
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 26
Step 7 (libc-unit-tests) failure: libc-unit-tests (failure)
...
[==========] Running 3 tests from 1 test suite.
[ RUN ] LlvmLibcRoundToIntegerTest.InfinityAndNaN
[ OK ] LlvmLibcRoundToIntegerTest.InfinityAndNaN (6 us)
[ RUN ] LlvmLibcRoundToIntegerTest.RoundNumbers
[ OK ] LlvmLibcRoundToIntegerTest.RoundNumbers (7 us)
[ RUN ] LlvmLibcRoundToIntegerTest.SubnormalRange
[ OK ] LlvmLibcRoundToIntegerTest.SubnormalRange (938 ms)
Ran 3 tests. PASS: 3 FAIL: 0
[1012/1018] Linking CXX executable projects/libc/test/src/stdbit/libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__.__build__
[1013/1018] Running unit test libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__
FAILED: projects/libc/test/src/stdbit/CMakeFiles/libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__ /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/stdbit/CMakeFiles/libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__
cd /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/stdbit && /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/build/projects/libc/test/src/stdbit/libc.test.src.stdbit.stdc_leading_zeros_ui_test.__unit__.__build__
[==========] Running 2 tests from 1 test suite.
[ RUN ] LlvmLibcStdcLeadingZerosUiTest.Zero
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:17: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(0U)
Which is: 32
To be equal to: static_cast<unsigned>(__llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits)
Which is: 31
[ FAILED ] LlvmLibcStdcLeadingZerosUiTest.Zero
[ RUN ] LlvmLibcStdcLeadingZerosUiTest.OneHot
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 31
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 30
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 30
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 29
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 29
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 28
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 28
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 27
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 27
To be equal to: __llvm_libc_19_0_0_git::cpp::numeric_limits<int>::digits - i - 1
Which is: 26
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian/llvm-project/libc/test/src/stdbit/stdc_leading_zeros_ui_test.cpp:24: FAILURE
Expected: __llvm_libc_19_0_0_git::stdc_leading_zeros_ui(1U << i)
Which is: 26
```
https://github.com/llvm/llvm-project/pull/102665
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