psteinfeld wrote:
Hey, @jhuber. This change broke the flang build.
When I revert the change, everything builds cleanly. So I reverted it in merge
request
After this change was added, I started getting messages like:
```
[4/205] Building CXX object
projects/openmp/libomptarget/plugins-nextgen/host/CMakeFiles/omptarget.rtl.x86_64.dir/dynamic_ffi/ffi.cpp.o
FAILED:
projects/openmp/libomptarget/plugins-nextgen/host/CMakeFiles/omptarget.rtl.x86_64.dir/dynamic_ffi/ffi.cpp.o
/usr/bin/c++ -DDEBUG_PREFIX="\"TARGET x86_64 RTL\"" -DGTEST_HAS_RTTI=0
-DLIBOMPTARGET_NEXTGEN_GENERIC_PLUGIN_TRIPLE=\"x86_64-pc-linux-gnu\"
-DOMPT_SUPPORT=1 -DTARGET_ELF_ID=EM_X86_64 -DTARGET_NAME=x86_64 -D_DEBUG
-D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS
-D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-I/local/home/psteinfeld/up/build/projects/openmp/libomptarget/plugins-nextgen/host
-I/local/home/psteinfeld/up/llvm-project/openmp/libomptarget/plugins-nextgen/host
-I/local/home/psteinfeld/up/build/include
-I/local/home/psteinfeld/up/llvm-project/llvm/include
-I/local/home/psteinfeld/up/build/lib/clang/19/include
-I/local/home/psteinfeld/up/llvm-project/openmp/libomptarget/plugins-nextgen/host/dynamic_ffi
-I/local/home/psteinfeld/up/llvm-project/openmp/libomptarget/include
-I/local/home/psteinfeld/up/llvm-project/openmp/libomptarget/plugins-nextgen/common/include
-fPIC -fno-semantic-interposition -fvisibility-inlines-hidden
-Werror=date-time -fno-lifetime-dse -Wall -Wextra -Wno-unused-parameter
-Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic
-Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull
-Wno-class-memaccess -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wno-comment
-Wno-misleading-indentation -fdiagnostics-color -ffunction-sections
-fdata-sections -Wall -Wcast-qual -Wimplicit-fallthrough -Wsign-compare
-Wno-extra -Wno-pedantic -Wno-maybe-uninitialized -fno-semantic-interposition
-fdata-sections -O3 -DNDEBUG -std=c++17 -fPIC -fvisibility=protected
-fno-exceptions -funwind-tables -fno-rtti -fno-exceptions -funwind-tables
-fno-rtti -UNDEBUG -fno-exceptions -fno-rtti -MD -MT
projects/openmp/libomptarget/plugins-nextgen/host/CMakeFiles/omptarget.rtl.x86_64.dir/dynamic_ffi/ffi.cpp.o
-MF
projects/openmp/libomptarget/plugins-nextgen/host/CMakeFiles/omptarget.rtl.x86_64.dir/dynamic_ffi/ffi.cpp.o.d
-o
projects/openmp/libomptarget/plugins-nextgen/host/CMakeFiles/omptarget.rtl.x86_64.dir/dynamic_ffi/ffi.cpp.o
-c
/local/home/psteinfeld/up/llvm-project/openmp/libomptarget/plugins-nextgen/host/dynamic_ffi/ffi.cpp
In file included from /usr/include/wchar.h:35,
from /usr/include/c++/8/cwchar:44,
from /usr/include/c++/8/bits/postypes.h:40,
from /usr/include/c++/8/bits/char_traits.h:40,
from /usr/include/c++/8/string:40,
from
/local/home/psteinfeld/up/llvm-project/llvm/include/llvm/Support/DynamicLibrary.h:16,
from
/local/home/psteinfeld/up/llvm-project/openmp/libomptarget/plugins-nextgen/host/dynamic_ffi/ffi.cpp:13:
/local/home/psteinfeld/up/build/lib/clang/19/include/stddef.h:31:42: error:
missing binary operator before token "("
#if !defined(__STDDEF_H) || __has_feature(modules) ||
\
^
In file included from /usr/include/wchar.h:38,
from /usr/include/c++/8/cwchar:44,
from /usr/include/c++/8/bits/postypes.h:40,
from /usr/include/c++/8/bits/char_traits.h:40,
from /usr/include/c++/8/string:40,
from
/local/home/psteinfeld/up/llvm-project/llvm/include/llvm/Support/DynamicLibrary.h:16,
from
/local/home/psteinfeld/up/llvm-project/openmp/libomptarget/plugins-nextgen/host/dynamic_ffi/ffi.cpp:13:
/local/home/psteinfeld/up/build/lib/clang/19/include/stdarg.h:31:42: error:
missing binary operator before token "("
```
https://github.com/llvm/llvm-project/pull/88007
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