[libc-commits] [libc] [libc] Provide isnan, isnanf and isnanl functions (PR #96008)

LLVM Continuous Integration via libc-commits libc-commits at lists.llvm.org
Tue Jul 9 21:34:21 PDT 2024


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/1730

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)
...
[ RUN      ] LlvmLibcSupportThreadsRawMutexTest.Timeout
[       OK ] LlvmLibcSupportThreadsRawMutexTest.Timeout (70 us)
[ RUN      ] LlvmLibcSupportThreadsRawMutexTest.PSharedLock
[       OK ] LlvmLibcSupportThreadsRawMutexTest.PSharedLock (8 ms)
Ran 3 tests.  PASS: 3  FAIL: 0
[1348/3623] Linking CXX executable projects/libc/test/src/__support/CPP/libc.test.src.__support.CPP.string_test.__unit__.__build__
[1349/3623] Building CXX object projects/libc/test/src/fenv/CMakeFiles/libc.test.src.fenv.getenv_and_setenv_test.__build__.dir/getenv_and_setenv_test.cpp.o
[1350/3623] Linking CXX executable projects/libc/test/src/ctype/libc.test.src.ctype.tolower_test.__unit__.__build__
[1351/3623] Building CXX object projects/libc/test/src/fenv/CMakeFiles/libc.test.src.fenv.feupdateenv_test.__build__.dir/feupdateenv_test.cpp.o
[1352/3623] Building CXX object projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o
FAILED: projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o 
/usr/bin/clang++ -DLIBC_NAMESPACE=__llvm_libc_19_0_0_git -D_DEBUG -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/projects/libc/test/src/math -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc -isystem /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/projects/libc/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fno-omit-frame-pointer -O1 -fsanitize=address -fdiagnostics-color -g -mavx2 -mfma -fpie -DLIBC_FULL_BUILD -ffreestanding -fno-exceptions -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-rtti -march=native -std=c++17 -MD -MT projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o -MF projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o.d -o projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o -c /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/copysign_test.cpp
In file included from /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/copysign_test.cpp:9:
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/CopySignTest.h:42:11: error: use of undeclared identifier 'isnan'
      if (isnan(x) || isinf(x))
          ^
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/copysign_test.cpp:13:1: note: in instantiation of member function 'CopySignTest<double>::testRange' requested here
LIST_COPYSIGN_TESTS(double, LIBC_NAMESPACE::copysign)
^
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/CopySignTest.h:57:41: note: expanded from macro 'LIST_COPYSIGN_TESTS'
  TEST_F(LlvmLibcCopySignTest, Range) { testRange(&func); }
                                        ^
1 error generated.
[1353/3623] Linking CXX executable projects/libc/test/src/ctype/libc.test.src.ctype.isxdigit_test.__unit__.__build__
[1354/3623] Linking CXX executable projects/libc/test/src/ctype/libc.test.src.ctype.toascii_test.__unit__.__build__
[1355/3623] Running unit test libc.test.src.__support.CPP.string_test.__unit__
[==========] Running 19 tests from 1 test suite.
[ RUN      ] LlvmLibcStringTest.InitializeEmpty
[       OK ] LlvmLibcStringTest.InitializeEmpty (17 us)
[ RUN      ] LlvmLibcStringTest.InitializeCString
[       OK ] LlvmLibcStringTest.InitializeCString (23 us)
[ RUN      ] LlvmLibcStringTest.ToCString
[       OK ] LlvmLibcStringTest.ToCString (19 us)
[ RUN      ] LlvmLibcStringTest.ToStringView
[       OK ] LlvmLibcStringTest.ToStringView (24 us)
[ RUN      ] LlvmLibcStringTest.InitializeCStringWithSize
[       OK ] LlvmLibcStringTest.InitializeCStringWithSize (12 us)
[ RUN      ] LlvmLibcStringTest.InitializeStringView
[       OK ] LlvmLibcStringTest.InitializeStringView (19 us)
[ RUN      ] LlvmLibcStringTest.InitializeRepeatedChar
[       OK ] LlvmLibcStringTest.InitializeRepeatedChar (19 us)
[ RUN      ] LlvmLibcStringTest.InitializeZeorChar
[       OK ] LlvmLibcStringTest.InitializeZeorChar (2 us)
[ RUN      ] LlvmLibcStringTest.CopyConstruct
[       OK ] LlvmLibcStringTest.CopyConstruct (34 us)
[ RUN      ] LlvmLibcStringTest.CopyAssign
[       OK ] LlvmLibcStringTest.CopyAssign (35 us)
[ RUN      ] LlvmLibcStringTest.MoveConstruct
[       OK ] LlvmLibcStringTest.MoveConstruct (21 us)
Step 8 (libc-unit-tests) failure: libc-unit-tests (failure)
...
[ RUN      ] LlvmLibcSupportThreadsRawMutexTest.Timeout
[       OK ] LlvmLibcSupportThreadsRawMutexTest.Timeout (70 us)
[ RUN      ] LlvmLibcSupportThreadsRawMutexTest.PSharedLock
[       OK ] LlvmLibcSupportThreadsRawMutexTest.PSharedLock (8 ms)
Ran 3 tests.  PASS: 3  FAIL: 0
[1348/3623] Linking CXX executable projects/libc/test/src/__support/CPP/libc.test.src.__support.CPP.string_test.__unit__.__build__
[1349/3623] Building CXX object projects/libc/test/src/fenv/CMakeFiles/libc.test.src.fenv.getenv_and_setenv_test.__build__.dir/getenv_and_setenv_test.cpp.o
[1350/3623] Linking CXX executable projects/libc/test/src/ctype/libc.test.src.ctype.tolower_test.__unit__.__build__
[1351/3623] Building CXX object projects/libc/test/src/fenv/CMakeFiles/libc.test.src.fenv.feupdateenv_test.__build__.dir/feupdateenv_test.cpp.o
[1352/3623] Building CXX object projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o
FAILED: projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o 
/usr/bin/clang++ -DLIBC_NAMESPACE=__llvm_libc_19_0_0_git -D_DEBUG -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/projects/libc/test/src/math -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc -isystem /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/projects/libc/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fno-omit-frame-pointer -O1 -fsanitize=address -fdiagnostics-color -g -mavx2 -mfma -fpie -DLIBC_FULL_BUILD -ffreestanding -fno-exceptions -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-rtti -march=native -std=c++17 -MD -MT projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o -MF projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o.d -o projects/libc/test/src/math/CMakeFiles/libc.test.src.math.copysign_test.__unit__.__build__.dir/copysign_test.cpp.o -c /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/copysign_test.cpp
In file included from /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/copysign_test.cpp:9:
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/CopySignTest.h:42:11: error: use of undeclared identifier 'isnan'
      if (isnan(x) || isinf(x))
          ^
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/copysign_test.cpp:13:1: note: in instantiation of member function 'CopySignTest<double>::testRange' requested here
LIST_COPYSIGN_TESTS(double, LIBC_NAMESPACE::copysign)
^
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/math/CopySignTest.h:57:41: note: expanded from macro 'LIST_COPYSIGN_TESTS'
  TEST_F(LlvmLibcCopySignTest, Range) { testRange(&func); }
                                        ^
1 error generated.
[1353/3623] Linking CXX executable projects/libc/test/src/ctype/libc.test.src.ctype.isxdigit_test.__unit__.__build__
[1354/3623] Linking CXX executable projects/libc/test/src/ctype/libc.test.src.ctype.toascii_test.__unit__.__build__
[1355/3623] Running unit test libc.test.src.__support.CPP.string_test.__unit__
[==========] Running 19 tests from 1 test suite.
[ RUN      ] LlvmLibcStringTest.InitializeEmpty
[       OK ] LlvmLibcStringTest.InitializeEmpty (17 us)
[ RUN      ] LlvmLibcStringTest.InitializeCString
[       OK ] LlvmLibcStringTest.InitializeCString (23 us)
[ RUN      ] LlvmLibcStringTest.ToCString
[       OK ] LlvmLibcStringTest.ToCString (19 us)
[ RUN      ] LlvmLibcStringTest.ToStringView
[       OK ] LlvmLibcStringTest.ToStringView (24 us)
[ RUN      ] LlvmLibcStringTest.InitializeCStringWithSize
[       OK ] LlvmLibcStringTest.InitializeCStringWithSize (12 us)
[ RUN      ] LlvmLibcStringTest.InitializeStringView
[       OK ] LlvmLibcStringTest.InitializeStringView (19 us)
[ RUN      ] LlvmLibcStringTest.InitializeRepeatedChar
[       OK ] LlvmLibcStringTest.InitializeRepeatedChar (19 us)
[ RUN      ] LlvmLibcStringTest.InitializeZeorChar
[       OK ] LlvmLibcStringTest.InitializeZeorChar (2 us)
[ RUN      ] LlvmLibcStringTest.CopyConstruct
[       OK ] LlvmLibcStringTest.CopyConstruct (34 us)
[ RUN      ] LlvmLibcStringTest.CopyAssign
[       OK ] LlvmLibcStringTest.CopyAssign (35 us)
[ RUN      ] LlvmLibcStringTest.MoveConstruct
[       OK ] LlvmLibcStringTest.MoveConstruct (21 us)

```

https://github.com/llvm/llvm-project/pull/96008


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