[libc-commits] [libc] [libc][complex] Set up headers and add documentation for complex.h. (PR #111659)
LLVM Continuous Integration via libc-commits
libc-commits at lists.llvm.org
Tue Oct 15 16:39:41 PDT 2024
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `libc-riscv64-debian-fullbuild-dbg` running on `libc-riscv64-debian` while building `libc` at step 4 "annotate".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/183/builds/4984
<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)
...
-- Performing Test HAVE_POSIX_REGEX -- success
-- Performing Test HAVE_STEADY_CLOCK -- success
-- Performing Test HAVE_PTHREAD_AFFINITY -- failed to compile
-- Configuring done
-- Generating done
-- Build files have been written to: /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build
@@@BUILD_STEP build libc@@@
Running: ninja libc
[1/511] Building CXX object projects/libc/src/__support/CPP/CMakeFiles/libc.src.__support.CPP.new.dir/new.cpp.o
[2/511] Building CXX object projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o
FAILED: projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o
/usr/bin/clang++ -DLIBC_NAMESPACE=__llvm_libc_18_0_0_git -D_DEBUG -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/src/__support/OSUtil/linux -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc -isystem /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/include -fPIC -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 -fdiagnostics-color -g -DLIBC_QSORT_IMPL=LIBC_QSORT_QUICK_SORT -DLIBC_ADD_NULL_CHECKS -fpie -ffreestanding -DLIBC_FULL_BUILD -nostdlibinc -idirafter/usr/include -fno-builtin -fno-exceptions -fno-lax-vector-conversions -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-rtti -ftrivial-auto-var-init=pattern -fno-omit-frame-pointer -Wall -Wextra -Werror -Wconversion -Wno-sign-conversion -Wno-c99-extensions -Wimplicit-fallthrough -Wwrite-strings -Wextra-semi -Wnewline-eof -Wnonportable-system-include-path -Wstrict-prototypes -Wthread-safety -Wglobal-constructors -std=c++17 -MD -MT projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o -MF projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o.d -o projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o -c /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/exit.cpp
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/exit.cpp:11:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/syscall.h:12:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/bit.h:15:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits.h:28:
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:34: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
^
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:50: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
^
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:28:31: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
_Complex long double>();
^
3 errors generated.
[3/511] Building CXX object projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o
FAILED: projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o
/usr/bin/clang++ -DLIBC_NAMESPACE=__llvm_libc_18_0_0_git -D_DEBUG -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/src/__support/OSUtil/linux -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc -isystem /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/include -fPIC -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 -fdiagnostics-color -g -DLIBC_QSORT_IMPL=LIBC_QSORT_QUICK_SORT -DLIBC_ADD_NULL_CHECKS -fpie -ffreestanding -DLIBC_FULL_BUILD -nostdlibinc -idirafter/usr/include -fno-builtin -fno-exceptions -fno-lax-vector-conversions -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-rtti -ftrivial-auto-var-init=pattern -fno-omit-frame-pointer -Wall -Wextra -Werror -Wconversion -Wno-sign-conversion -Wno-c99-extensions -Wimplicit-fallthrough -Wwrite-strings -Wextra-semi -Wnewline-eof -Wnonportable-system-include-path -Wstrict-prototypes -Wthread-safety -Wglobal-constructors -std=c++17 -MD -MT projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o -MF projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o.d -o projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o -c /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/fcntl.cpp
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/fcntl.cpp:16:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/syscall.h:15:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/syscall.h:12:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/bit.h:15:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits.h:28:
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:34: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
^
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:50: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
^
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:28:31: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
_Complex long double>();
^
3 errors generated.
[4/511] Building CXX object projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o
FAILED: projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o
/usr/bin/clang++ -DLIBC_NAMESPACE=__llvm_libc_18_0_0_git -D_DEBUG -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/src/__support/StringUtil -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/StringUtil -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc -isystem /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/include -fPIC -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 -fdiagnostics-color -g -DLIBC_QSORT_IMPL=LIBC_QSORT_QUICK_SORT -DLIBC_ADD_NULL_CHECKS -fpie -ffreestanding -DLIBC_FULL_BUILD -nostdlibinc -idirafter/usr/include -fno-builtin -fno-exceptions -fno-lax-vector-conversions -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-rtti -ftrivial-auto-var-init=pattern -fno-omit-frame-pointer -Wall -Wextra -Werror -Wconversion -Wno-sign-conversion -Wno-c99-extensions -Wimplicit-fallthrough -Wwrite-strings -Wextra-semi -Wnewline-eof -Wnonportable-system-include-path -Wstrict-prototypes -Wthread-safety -Wglobal-constructors -std=c++17 -MD -MT projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o -MF projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o.d -o projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o -c /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/StringUtil/signal_to_string.cpp
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/StringUtil/signal_to_string.cpp:9:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/StringUtil/signal_to_string.h:13:
Step 6 (build libc) failure: build libc (failure)
@@@BUILD_STEP build libc@@@
Running: ninja libc
[1/511] Building CXX object projects/libc/src/__support/CPP/CMakeFiles/libc.src.__support.CPP.new.dir/new.cpp.o
[2/511] Building CXX object projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o
FAILED: projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o
/usr/bin/clang++ -DLIBC_NAMESPACE=__llvm_libc_18_0_0_git -D_DEBUG -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/src/__support/OSUtil/linux -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc -isystem /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/include -fPIC -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 -fdiagnostics-color -g -DLIBC_QSORT_IMPL=LIBC_QSORT_QUICK_SORT -DLIBC_ADD_NULL_CHECKS -fpie -ffreestanding -DLIBC_FULL_BUILD -nostdlibinc -idirafter/usr/include -fno-builtin -fno-exceptions -fno-lax-vector-conversions -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-rtti -ftrivial-auto-var-init=pattern -fno-omit-frame-pointer -Wall -Wextra -Werror -Wconversion -Wno-sign-conversion -Wno-c99-extensions -Wimplicit-fallthrough -Wwrite-strings -Wextra-semi -Wnewline-eof -Wnonportable-system-include-path -Wstrict-prototypes -Wthread-safety -Wglobal-constructors -std=c++17 -MD -MT projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o -MF projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o.d -o projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/exit.cpp.o -c /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/exit.cpp
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/exit.cpp:11:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/syscall.h:12:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/bit.h:15:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits.h:28:
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:34: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
^
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:50: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
^
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:28:31: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
_Complex long double>();
^
3 errors generated.
[3/511] Building CXX object projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o
FAILED: projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o
/usr/bin/clang++ -DLIBC_NAMESPACE=__llvm_libc_18_0_0_git -D_DEBUG -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/src/__support/OSUtil/linux -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc -isystem /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/include -fPIC -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 -fdiagnostics-color -g -DLIBC_QSORT_IMPL=LIBC_QSORT_QUICK_SORT -DLIBC_ADD_NULL_CHECKS -fpie -ffreestanding -DLIBC_FULL_BUILD -nostdlibinc -idirafter/usr/include -fno-builtin -fno-exceptions -fno-lax-vector-conversions -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-rtti -ftrivial-auto-var-init=pattern -fno-omit-frame-pointer -Wall -Wextra -Werror -Wconversion -Wno-sign-conversion -Wno-c99-extensions -Wimplicit-fallthrough -Wwrite-strings -Wextra-semi -Wnewline-eof -Wnonportable-system-include-path -Wstrict-prototypes -Wthread-safety -Wglobal-constructors -std=c++17 -MD -MT projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o -MF projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o.d -o projects/libc/src/__support/OSUtil/linux/CMakeFiles/libc.src.__support.OSUtil.linux.linux_util.dir/fcntl.cpp.o -c /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/fcntl.cpp
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/fcntl.cpp:16:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/syscall.h:15:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/OSUtil/linux/syscall.h:12:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/bit.h:15:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits.h:28:
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:34: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
^
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:50: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
^
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:28:31: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
_Complex long double>();
^
3 errors generated.
[4/511] Building CXX object projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o
FAILED: projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o
/usr/bin/clang++ -DLIBC_NAMESPACE=__llvm_libc_18_0_0_git -D_DEBUG -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/src/__support/StringUtil -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/StringUtil -I/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc -isystem /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/build/projects/libc/include -fPIC -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 -fdiagnostics-color -g -DLIBC_QSORT_IMPL=LIBC_QSORT_QUICK_SORT -DLIBC_ADD_NULL_CHECKS -fpie -ffreestanding -DLIBC_FULL_BUILD -nostdlibinc -idirafter/usr/include -fno-builtin -fno-exceptions -fno-lax-vector-conversions -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-rtti -ftrivial-auto-var-init=pattern -fno-omit-frame-pointer -Wall -Wextra -Werror -Wconversion -Wno-sign-conversion -Wno-c99-extensions -Wimplicit-fallthrough -Wwrite-strings -Wextra-semi -Wnewline-eof -Wnonportable-system-include-path -Wstrict-prototypes -Wthread-safety -Wglobal-constructors -std=c++17 -MD -MT projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o -MF projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o.d -o projects/libc/src/__support/StringUtil/CMakeFiles/libc.src.__support.StringUtil.signal_to_string.dir/signal_to_string.cpp.o -c /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/StringUtil/signal_to_string.cpp
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/StringUtil/signal_to_string.cpp:9:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/StringUtil/signal_to_string.h:13:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/span.h:15:
In file included from /home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits.h:28:
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:34: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
^
/home/libc_worker/libc-riscv64-debian/libc-riscv64-debian-fullbuild-dbg/llvm-project/libc/src/__support/CPP/type_traits/is_complex.h:27:50: error: complex numbers are an extension in a freestanding C99 implementation [-Werror,-Wpedantic]
__is_unqualified_any_of<T, _Complex float, _Complex double,
```
</details>
https://github.com/llvm/llvm-project/pull/111659
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