<div dir="ltr"><div>Not Marek, but hope this answer will help. libclc uses clang CLC preprocessor on .ll files, llvm/clang-13 started including clc declarations by default (clang cf3ef15a6ec5e5b45c6c54e8fbe3769255e815ce),</div><div>thus corrupting any .ll assembly files that are used by libclc.</div><div>Inclusion of the default declarations can be turned off using a cmdline switch but that remains to be implemented in the libclc build system. manually adding '-cl-no-stdinc' should work as a workaround.</div><div> </div><div>Jan </div> <div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Mar 4, 2021 at 10:27 PM Dieter Nützel <<a href="mailto:Dieter@nuetzel-hh.de" target="_blank">Dieter@nuetzel-hh.de</a>> wrote: </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hello Marek, can't compile anything, here. Poor Intel Nehalem X3470. Trying LLVM 12-rc2 later. Greetings, Dieter llvm-project/libclc> cd build && cmake ../ -- The CXX compiler identification is GNU 10.2.1 -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Check for working CXX compiler: /usr/bin/c++ - skipped -- Detecting CXX compile features -- Detecting CXX compile features - done LLVM version: 13.0.0git LLVM system libs: LLVM libs: -lLLVM-13git LLVM libdir: /usr/local/lib LLVM bindir: /usr/local/bin LLVM ld flags: -L/usr/local/lib LLVM cxx flags: -I/usr/local/include;-std=c++14;;;-fno-exceptions;-D_GNU_SOURCE;-D__STDC_CONSTANT_MACROS;-D__STDC_FORMAT_MACROS;-D__STDC_LIMIT_MACROS;-fno-rtti;-fno-exceptions clang: /usr/local/bin/clang llvm-as: /usr/local/bin/llvm-as llvm-link: /usr/local/bin/llvm-link opt: /usr/local/bin/opt llvm-spirv: /usr/local/bin/llvm-spirv -- Check for working CLC compiler: /usr/local/bin/clang -- Check for working CLC compiler: /usr/local/bin/clang -- works -- Check for working LLAsm compiler: /usr/local/bin/llvm-as -- Check for working LLAsm compiler: /usr/local/bin/llvm-as -- broken CMake Error at cmake/CMakeTestLLAsmCompiler.cmake:40 (message): The LLAsm compiler "/usr/local/bin/llvm-as" is not able to compile a simple test program. It fails with the following output: Change Dir: /opt/llvm-project/libclc/build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/gmake cmTC_87af9/fast && /usr/bin/gmake -f CMakeFiles/cmTC_87af9.dir/build.make CMakeFiles/cmTC_87af9.dir/build gmake[1]: Verzeichnis „/opt/llvm-project/libclc/build/CMakeFiles/CMakeTmp“ wird betreten Building LLAsm object CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc /usr/local/bin/clang -E -P -x cl /opt/llvm-project/libclc/build/CMakeFiles/CMakeTmp/testLLAsmCompiler.ll -o CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc.temp /usr/local/bin/llvm-as -o CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc.temp /usr/local/bin/llvm-as: CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc.temp:1:1: error: expected top-level entity typedef unsigned char uchar; ^ gmake[1]: *** [CMakeFiles/cmTC_87af9.dir/build.make:86: CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc] Fehler 1 gmake[1]: Verzeichnis „/opt/llvm-project/libclc/build/CMakeFiles/CMakeTmp“ wird verlassen gmake: *** [Makefile:140: cmTC_87af9/fast] Fehler 2 CMake will not be able to correctly generate this project. Call Stack (most recent call first): CMakeLists.txt:127 (enable_language) -- Configuring incomplete, errors occurred! See also "/opt/llvm-project/libclc/build/CMakeFiles/CMakeOutput.log". See also "/opt/llvm-project/libclc/build/CMakeFiles/CMakeError.log". CMakeError.log Determining if the LLAsm compiler works failed with the following output: Change Dir: /opt/llvm-project/libclc/build/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/gmake cmTC_87af9/fast && /usr/bin/gmake -f CMakeFiles/cmTC_87af9.dir/build.make CMakeFiles/cmTC_87af9.dir/build gmake[1]: Verzeichnis „/opt/llvm-project/libclc/build/CMakeFiles/CMakeTmp“ wird betreten Building LLAsm object CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc /usr/local/bin/clang -E -P -x cl /opt/llvm-project/libclc/build/CMakeFiles/CMakeTmp/testLLAsmCompiler.ll -o CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc.temp /usr/local/bin/llvm-as -o CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc.temp /usr/local/bin/llvm-as: CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc.temp:1:1: error: expected top-level entity typedef unsigned char uchar; ^ gmake[1]: *** [CMakeFiles/cmTC_87af9.dir/build.make:86: CMakeFiles/cmTC_87af9.dir/testLLAsmCompiler.bc] Fehler 1 gmake[1]: Verzeichnis „/opt/llvm-project/libclc/build/CMakeFiles/CMakeTmp“ wird verlassen gmake: *** [Makefile:140: cmTC_87af9/fast] Fehler 2 _______________________________________________ dri-devel mailing list <a href="mailto:dri-devel@lists.freedesktop.org" target="_blank">dri-devel@lists.freedesktop.org</a> <a href="https://lists.freedesktop.org/mailman/listinfo/dri-devel" rel="noreferrer" target="_blank">https://lists.freedesktop.org/mailman/listinfo/dri-devel</a> </blockquote></div></div>