mesa-git-mesa

Error during package building configuration. Error (not from the top of logfile):

... Header <errno.h> has symbol "program_invocation_name" : YES
Checking for function "posix_memalign" : YES
Checking whether type "struct dirent" has member "d_type" : YES
Checking if "strtod has locale support" links: YES
Checking if "Bsymbolic" links: YES
Checking if "gc-sections" links: YES
Checking if "version-script" links: YES
Checking if "dynamic-list" links: YES
Compiler for C supports link arguments -Wl,--build-id=sha1: YES
Checking for function "dlopen" : NO
Library dl found: YES
Checking for function "dladdr" with dependency -ldl: YES
Checking for function "dl_iterate_phdr" : YES
Checking for function "clock_gettime" : YES
Using 'PKG_CONFIG_PATH' from environment with value: '/usr/lib/powerpc64-linux-gnu/GL/mesa-git/lib/pkgconfig:'
Run-time dependency zlib found: YES 1.2.11
Did not find CMake 'cmake'
Found CMake: NO
Run-time dependency libzstd found: NO (tried pkgconfig and cmake)
Run-time dependency threads found: YES
Checking for function "pthread_setaffinity_np" with dependency threads: YES
Checking for function "pthread_setaffinity_np" with dependency threads: NO
Using 'PKG_CONFIG_PATH' from environment with value: '/usr/lib/powerpc64-linux-gnu/GL/mesa-git/lib/pkgconfig:'
Run-time dependency expat found: YES 2.2.9
Library m found: YES
Message: libdrm 2.4.100 needed because amdgpu has the highest requirement
Using 'PKG_CONFIG_PATH' from environment with value: '/usr/lib/powerpc64-linux-gnu/GL/mesa-git/lib/pkgconfig:'
Run-time dependency libdrm_amdgpu found: YES 2.4.102
Using 'PKG_CONFIG_PATH' from environment with value: '/usr/lib/powerpc64-linux-gnu/GL/mesa-git/lib/pkgconfig:'
Run-time dependency libdrm_radeon found: YES 2.4.102
Using 'PKG_CONFIG_PATH' from environment with value: '/usr/lib/powerpc64-linux-gnu/GL/mesa-git/lib/pkgconfig:'
Run-time dependency libdrm found: YES 2.4.102
llvm-config found: YES (/usr/bin/llvm-config) 10.0.0
Run-time dependency LLVM (modules: all-targets, amdgpu(missing), asmparser, bitreader, bitwriter, core, coverage, \engine, executionengine, instcombine, instrumentation, ipo, irreader, linker, lto, mcdisassembler, mcjit, native, objcarcopts, option, profiledata, scalaropts, transformutils, coroutines) found: NO (tried cmake and config-tool)
Looking for a fallback subproject for the dependency llvm\

meson.build:1423:2: ERROR: Subproject directory not found and llvm.wrap file not found