Am 19.06.19 um 21:20 schrieb Bryan Drewery:
> On 6/19/19 11:05 AM, Bryan Drewery wrote:
>> On 6/19/19 11:02 AM, Bryan Drewery wrote:
>>> On 6/16/19 9:33 AM, Warner Losh wrote:
>>>> On Sun, Jun 16, 2019, 9:51 AM Rainer Hurling <rhur...@gwdg.de> wrote:
>>>>
>>>>> If I try to build world almost recent sources (r349100) on HEAD amd64
>>>>> (r348775), it stops with the following error:
>>>>>
>>>>>
>>>>> [..snip..]
>>>>> (cd /usr/src/tests/sys/kern && DEPENDFILE=.depend.libkern_crc32
>>>>> NO_SUBDIR=1 make -f /usr/src/tests/sys/kern/Makefile _RECURSING_PROGS=t
>>>>> PROG=libkern_crc32 )
>>>>> echo libkern_crc32: /usr/obj/usr/src/amd64.amd64/tmp/usr/lib/libc.a
>>>>> /usr/obj/usr/src/amd64.amd64/tmp/usr/lib/libprivateatf-c.a >>
>>>>> .depend.libkern_crc32
>>>>> cc -target x86_64-unknown-freebsd13.0
>>>>> --sysroot=/usr/obj/usr/src/amd64.amd64/tmp
>>>>> -B/usr/obj/usr/src/amd64.amd64/tmp/usr/bin -O2 -pipe
>>>>> -DUSERSPACE_TESTING -MD -MF.depend.libkern_crc32.libkern_crc32.o
>>>>> -MTlibkern_crc32.o -std=gnu99 -fstack-protector-strong -Wsystem-headers
>>>>> -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter
>>>>> -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith
>>>>> -Wno-uninitialized -Wno-pointer-sign -Wno-empty-body
>>>>> -Wno-string-plus-int -Wno-unused-const-variable
>>>>> -Wno-tautological-compare -Wno-unused-value -Wno-parentheses-equality
>>>>> -Wno-unused-function -Wno-enum-conversion -Wno-unused-local-typedef
>>>>> -Wno-address-of-packed-member -Qunused-arguments -c
>>>>> /usr/src/tests/sys/kern/libkern_crc32.c -o libkern_crc32.o
>>>>> cc -target x86_64-unknown-freebsd13.0
>>>>> --sysroot=/usr/obj/usr/src/amd64.amd64/tmp
>>>>> -B/usr/obj/usr/src/amd64.amd64/tmp/usr/bin -O2 -pipe -DUSERSPACE_TESTING
>>>>> -std=gnu99 -fstack-protector-strong -Wsystem-headers -Werror -Wall
>>>>> -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes
>>>>> -Wmissing-prototypes -Wpointer-arith -Wno-uninitialized
>>>>> -Wno-pointer-sign -Wno-empty-body -Wno-string-plus-int
>>>>> -Wno-unused-const-variable -Wno-tautological-compare -Wno-unused-value
>>>>> -Wno-parentheses-equality -Wno-unused-function -Wno-enum-conversion
>>>>> -Wno-unused-local-typedef -Wno-address-of-packed-member
>>>>> -Qunused-arguments -DUSERSPACE_TESTING -o libkern_crc32
>>>>> libkern_crc32.o /usr/src/sys/libkern/x86/crc32_sse42.c -lprivateatf-c
>>>>> /usr/src/sys/libkern/x86/crc32_sse42.c -lprivateatf-c
>>>>> ld: error: duplicate symbol: sse42_crc32c
>>>>>>>> defined at crc32_sse42.c
>>>>>>>> /tmp/crc32_sse42-2988bd.o:(sse42_crc32c)
>>>>>>>> defined at crc32_sse42.c
>>>>>>>> /tmp/crc32_sse42-bcf3d2.o:(.text+0x3C0)
>>>>> cc: error: linker command failed with exit code 1 (use -v to see
>>>>> invocation)
>>>>> *** [libkern_crc32] Error code 1
>>>>> make[6]: stopped in /usr/src/tests/sys/kern
>>>>> 1 error
>>>>> make[6]: stopped in /usr/src/tests/sys/kern
>>>>> *** [libkern_crc32] Error code 2
>>>>>
>>>>>
>>>>> This happens with two older cpus, Intel (Core 17-4770) and AMD (Phenom
>>>>> II X6 1090T).
>>>>>
>>>>> Am I the only one, who observes this breakage? Thanks for any hint.
>>>>>
>>>>
>>>> Try adding -DWITHOUT_TESTS to buildworld...
>>>>
>>>> Warner
>>>>
>>>
>>> ~/git/freebsd2/tests/sys/kern # env|grep TEST
>>> MK_TESTS=no
>>>
>>>
>>> Doh. Turns out I've had TESTS disabled in some of my recent build tests
>>> / commits. This is likely my fault.
>>>
>>
>> Yup it is from my r349065.
>>
>> It's an ambiguity between LDADD.<PROG_TARGET> and my newly added
>> LDADD.<compile target>.
>>
>> LDADD.libkern_crc32+= ${SRCTOP}/sys/libkern/x86/crc32_sse42.c
>>
>> So it's added in twice.
>>
>>
>
> This should be fixed in r349202. Sorry for the trouble.
>
Many thanks for this fix. It works fine for me on the box with Intel
Core 17-4770, but it fails on AMD Phenom II X6 1090T (both systems
mentioned in the initial mail):
[..snip..]
c++ -target x86_64-unknown-freebsd13.0
--sysroot=/usr/obj/usr/src/amd64.amd64/tmp
-B/usr/obj/usr/src/amd64.amd64/tmp/usr/bin -O2 -pipe
-I/usr/src/contrib/llvm/tools/lldb/include
-I/usr/src/contrib/llvm/tools/lldb/source
-I/usr/src/contrib/llvm/tools/lldb/source/Plugins/Process/FreeBSD
-I/usr/src/contrib/llvm/tools/lldb/source/Plugins/Process/POSIX
-I/usr/src/contrib/llvm/tools/lldb/source/Plugins/Process/Utility
-I/usr/obj/usr/src/amd64.amd64/lib/clang/libllvm
-I/usr/obj/usr/src/amd64.amd64/lib/clang/libclang -DLLDB_DISABLE_PYTHON
-I/usr/src/contrib/llvm/tools/clang/include -DCLANG_ENABLE_ARCMT
-DCLANG_ENABLE_STATIC_ANALYZER -I/usr/src/lib/clang/include
-I/usr/src/contrib/llvm/include -DLLVM_BUILD_GLOBAL_ISEL
-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS
-DLLVM_DEFAULT_TARGET_TRIPLE=\"x86_64-unknown-freebsd13.0\"
-DLLVM_HOST_TRIPLE=\"x86_64-unknown-freebsd13.0\" -DDEFAULT_SYSROOT=\"\"
-DLLVM_TARGET_ENABLE_X86
-DLLVM_NATIVE_ASMPARSER=LLVMInitializeX86AsmParser
-DLLVM_NATIVE_ASMPRINTER=LLVMInitializeX86AsmPrinter
-DLLVM_NATIVE_DISASSEMBLER=LLVMInitializeX86Disassembler
-DLLVM_NATIVE_TARGET=LLVMInitializeX86Target
-DLLVM_NATIVE_TARGETINFO=LLVMInitializeX86TargetInfo
-DLLVM_NATIVE_TARGETMC=LLVMInitializeX86TargetMC -ffunction-sections
-fdata-sections -MD
-MF.depend.Plugins_SymbolFile_DWARF_DWARFDebugRanges.o
-MTPlugins/SymbolFile/DWARF/DWARFDebugRanges.o -fstack-protector-strong
-Qunused-arguments -fno-exceptions -fno-rtti -std=c++11 -stdlib=libc++
-Wno-c++11-extensions -c
/usr/src/contrib/llvm/tools/lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugRanges.cpp
-o Plugins/SymbolFile/DWARF/DWARFDebugRanges.o
Value still in symbol table! Type = 'c++: error: unable to execute
command: Segmentation fault (core dumped)
c++: error: clang frontend command failed due to signal (use -v to see
invocation)
FreeBSD clang version 8.0.1 (branches/release_80 363030) (based on LLVM
8.0.1)
Target: x86_64-unknown-freebsd13.0
Thread model: posix
InstalledDir: /usr/bin
c++: note: diagnostic msg: PLEASE submit a bug report to
https://bugs.freebsd.org/submit/ and include the crash backtrace,
preprocessed source, and associated run script.
c++: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
c++: note: diagnostic msg: /tmp/DWARFDebugRanges-baf338.cpp
c++: note: diagnostic msg: /tmp/DWARFDebugRanges-baf338.sh
c++: note: diagnostic msg:
********************
*** [Plugins/SymbolFile/DWARF/DWARFDebugRanges.o] Error code 254
make[6]: stopped in /usr/src/lib/clang/liblldb
1 error
make[6]: stopped in /usr/src/lib/clang/liblldb
*** [all_subdir_lib/clang/liblldb] Error code 2
This seems to be not a problem with the test builds, but more likely
something with lldb? If someone is interested, I also could send the
/tmp/DWARFDebugRanges-baf338.* files.
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