HA: [lld] r250169 - This patch implements basic variant of lazy loading for x86_x64 and for X86 targets.

[George Rimar via llvm-commits]

>От: Rui Ueyama [ruiu at google.com]
>Отправлено: 13 октября 2015 г. 20:58
>Кому: George Rimar
>Копия: llvm-commits
>Тема: Re: [lld] r250169 - This patch implements basic variant of lazy loading for x86_x64 and for X86 targets.
>
>I'm going to roll this back because this change seems to make LLD unable to self-host. llvm-tblgen linked by LLD now crashes. Can you take a look and try again?

Hello again,

I am observing the linking issue below (when use lld with my patch that was reverted).
Is that what you wrote about ? Actually I thought you mean some run time crash ? 


[0/2433 ?/sec] Building CXX object lib/MC/CMakeFiles/LLVMMC.dir/ConstantPools.cpp.o
[0/2433 ?/sec] Building CXX object lib/MC/CMakeFiles/LLVMMC.dir/MCAsmBackend.cpp.o
[0/2433 ?/sec] Building CXX object lib/MC/CMakeFiles/LLVMMC.dir/MCAssembler.cpp.o
FAILED: : && /usr/local/bin_mypatch/clang++   -std=c++11 -fuse-ld=lld2 -fPIC -fvisibility-inlines-hidden -Wall -W -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wcovered-switch-default -Wnon-virtual-dtor -std=c++11 -fcolor-diagnostics -ffunction-sections -fdata-sections  -Wl,-allow-shlib-undefined   -Wl,-O3 -Wl,--gc-sections utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/AsmMatcherEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/AsmWriterEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/AsmWriterInst.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/CallingConvEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/CodeEmitterGen.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/CodeGenDAGPatterns.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/CodeGenInstruction.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/CodeGenMapTable.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/CodeGenRegisters.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/CodeGenSchedule.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/CodeGenTarget.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/DAGISelEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/DAGISelMatcherEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/DAGISelMatcherGen.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/DAGISelMatcherOpt.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/DAGISelMatcher.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/DFAPacketizerEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/DisassemblerEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/FastISelEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/FixedLenDecoderEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/InstrInfoEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/IntrinsicEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/OptParserEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/PseudoLoweringEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/RegisterInfoEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/SubtargetEmitter.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/TableGen.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/X86DisassemblerTables.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/X86ModRMFilters.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/X86RecognizableInstr.cpp.o utils/TableGen/CMakeFiles/obj.llvm-tblgen.dir/CTagsEmitter.cpp.o  -o bin/llvm-tblgen  lib/libLLVMSupport.a lib/libLLVMTableGen.a lib/libLLVMSupport.a -lrt -ldl -ltinfo -lpthread -lz -lm -Wl,-rpath,"\$ORIGIN/../lib" && :
unrecognized reloc 20
clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
ninja: build stopped: subcommand failed.
14:40:23: The process "/home/umb/bin/ninja" exited with code 1.
Error while building/deploying project LLVM (kit: Desktop)
When executing step "Make"