Re: [Linux-6.11-rc4] perf BROKEN with LLVM/Clang 19.1.0-rc3
From: Sedat Dilek
Date: Wed Aug 21 2024 - 15:38:10 EST
As a workaround:
dileks@iniza:~/src/linux/git$ git diff
diff --git a/tools/perf/util/setup.py b/tools/perf/util/setup.py
index 142e9d447ce7..db45e6fe7a21 100644
--- a/tools/perf/util/setup.py
+++ b/tools/perf/util/setup.py
@@ -63,6 +63,8 @@ cflags = getenv('CFLAGS', '').split()
cflags += ['-fno-strict-aliasing', '-Wno-write-strings',
'-Wno-unused-parameter', '-Wno-redundant-decls' ]
if cc_is_clang:
cflags += ["-Wno-unused-command-line-argument" ]
+ cflags += ["-Wno-cast-function-type-mismatch" ]
+
else:
cflags += ['-Wno-cast-function-type' ]
dileks@iniza:~/src/linux/git$ ~/bin/perf -vv
perf version 6.11.0-rc4
dwarf: [ on ] # HAVE_DWARF_SUPPORT
dwarf_getlocations: [ on ] # HAVE_DWARF_GETLOCATIONS_SUPPORT
syscall_table: [ on ] # HAVE_SYSCALL_TABLE_SUPPORT
libbfd: [ OFF ] # HAVE_LIBBFD_SUPPORT
debuginfod: [ on ] # HAVE_DEBUGINFOD_SUPPORT
libelf: [ on ] # HAVE_LIBELF_SUPPORT
libnuma: [ on ] # HAVE_LIBNUMA_SUPPORT
numa_num_possible_cpus: [ on ] # HAVE_LIBNUMA_SUPPORT
libperl: [ on ] # HAVE_LIBPERL_SUPPORT
libpython: [ on ] # HAVE_LIBPYTHON_SUPPORT
libslang: [ on ] # HAVE_SLANG_SUPPORT
libcrypto: [ on ] # HAVE_LIBCRYPTO_SUPPORT
libunwind: [ on ] # HAVE_LIBUNWIND_SUPPORT
libdw-dwarf-unwind: [ on ] # HAVE_DWARF_SUPPORT
libcapstone: [ on ] # HAVE_LIBCAPSTONE_SUPPORT
zlib: [ on ] # HAVE_ZLIB_SUPPORT
lzma: [ on ] # HAVE_LZMA_SUPPORT
get_cpuid: [ on ] # HAVE_AUXTRACE_SUPPORT
bpf: [ on ] # HAVE_LIBBPF_SUPPORT
aio: [ on ] # HAVE_AIO_SUPPORT
zstd: [ on ] # HAVE_ZSTD_SUPPORT
libpfm4: [ on ] # HAVE_LIBPFM
libtraceevent: [ on ] # HAVE_LIBTRACEEVENT
bpf_skeletons: [ on ] # HAVE_BPF_SKEL
dwarf-unwind-support: [ on ] # HAVE_DWARF_UNWIND_SUPPORT
libopencsd: [ OFF ] # HAVE_CSTRACE_SUPPORT
-Sedat-