On Fri, May 17, 2013 at 2:31 PM, Jose Fonseca <jfons...@vmware.com> wrote: > > > ----- Original Message ----- >> On Fri, May 17, 2013 at 7:44 AM, Jose Fonseca <jfons...@vmware.com> wrote: >> > Vinson, >> > >> > Why is this necessary? >> > >> > (I'd prefer that LLVM is statically linked by default. ) >> > >> > Jose >> >> The SCons build fails on systems that only provide a LLVM shared >> library. 'llvm-config --libs' always enumerates the libraries instead >> of providing the shared library on such systems. >> >> $ cat /etc/redhat-release >> Fedora release 18 (Spherical Cow) >> $ llvm-config --libs >> -lLLVMAsmParser -lLLVMInstrumentation -lLLVMLinker -lLLVMArchive >> -lLLVMBitReader -lLLVMDebugInfo -lLLVMJIT -lLLVMipo -lLLVMVectorize >> -lLLVMBitWriter -lLLVMTableGen -lLLVMHexagonCodeGen -lLLVMHexagonDesc >> -lLLVMHexagonAsmPrinter -lLLVMHexagonInfo -lLLVMNVPTXCodeGen >> -lLLVMNVPTXDesc -lLLVMNVPTXInfo -lLLVMNVPTXAsmPrinter >> -lLLVMMBlazeDisassembler -lLLVMMBlazeAsmParser -lLLVMMBlazeCodeGen >> -lLLVMMBlazeDesc -lLLVMMBlazeInfo -lLLVMMBlazeAsmPrinter >> -lLLVMCppBackendCodeGen -lLLVMCppBackendInfo -lLLVMMSP430CodeGen >> -lLLVMMSP430Desc -lLLVMMSP430Info -lLLVMMSP430AsmPrinter >> -lLLVMXCoreCodeGen -lLLVMXCoreDesc -lLLVMXCoreInfo >> -lLLVMCellSPUCodeGen -lLLVMCellSPUDesc -lLLVMCellSPUInfo >> -lLLVMMipsDisassembler -lLLVMMipsAsmParser -lLLVMMipsCodeGen >> -lLLVMMipsDesc -lLLVMMipsInfo -lLLVMMipsAsmPrinter >> -lLLVMARMDisassembler -lLLVMARMAsmParser -lLLVMARMCodeGen >> -lLLVMARMDesc -lLLVMARMInfo -lLLVMARMAsmPrinter -lLLVMPowerPCCodeGen >> -lLLVMPowerPCDesc -lLLVMPowerPCInfo -lLLVMPowerPCAsmPrinter >> -lLLVMSparcCodeGen -lLLVMSparcDesc -lLLVMSparcInfo -lLLVMX86AsmParser >> -lLLVMX86Disassembler -lLLVMX86CodeGen -lLLVMX86Desc -lLLVMX86Info >> -lLLVMX86AsmPrinter -lLLVMX86Utils -lLLVMR600CodeGen >> -lLLVMSelectionDAG -lLLVMAsmPrinter -lLLVMR600Desc -lLLVMR600Info >> -lLLVMR600AsmPrinter -lLLVMMCDisassembler -lLLVMMCParser >> -lLLVMInterpreter -lLLVMCodeGen -lLLVMScalarOpts -lLLVMInstCombine >> -lLLVMTransformUtils -lLLVMipa -lLLVMAnalysis -lLLVMMCJIT >> -lLLVMRuntimeDyld -lLLVMExecutionEngine -lLLVMTarget -lLLVMMC >> -lLLVMObject -lLLVMCore -lLLVMSupport >> $ ls `llvm-config --libdir` >> BugpointPasses.so libclang.so libLLVM-3.2svn.so libLTO.so >> libprofile_rt.so LLVMgold.so > > Then Fedora 18's llvm-config is busted, as `llvm-config --libs` should return > libLLVM-3.2svn.so >
I'm using upstream llvm git master, and the shared library isn't listed in llvm-config here either. ~/src/llvm$ llvm-config --libs -lLLVMR600CodeGen -lLLVMR600Desc -lLLVMR600Info -lLLVMR600AsmPrinter -lLLVMTableGen -lLLVMDebugInfo -lLLVMOption -lLLVMX86Disassembler -lLLVMX86AsmParser -lLLVMX86CodeGen -lLLVMSelectionDAG -lLLVMAsmPrinter -lLLVMX86Desc -lLLVMX86Info -lLLVMX86AsmPrinter -lLLVMX86Utils -lLLVMIRReader -lLLVMAsmParser -lLLVMMCDisassembler -lLLVMMCParser -lLLVMInstrumentation -lLLVMArchive -lLLVMBitReader -lLLVMInterpreter -lLLVMipo -lLLVMVectorize -lLLVMLinker -lLLVMBitWriter -lLLVMMCJIT -lLLVMJIT -lLLVMCodeGen -lLLVMObjCARCOpts -lLLVMScalarOpts -lLLVMInstCombine -lLLVMTransformUtils -lLLVMipa -lLLVMAnalysis -lLLVMRuntimeDyld -lLLVMExecutionEngine -lLLVMTarget -lLLVMMC -lLLVMObject -lLLVMCore -lLLVMSupport ~/src/llvm$ which llvm-config /usr/local/bin/llvm-config ~/src/llvm$ ls /usr/local/lib/libLLVM* /usr/local/lib/libLLVM-3.4svn.so /usr/local/lib/libLLVMAnalysis.a /usr/local/lib/libLLVMArchive.a /usr/local/lib/libLLVMAsmParser.a <snip> I'm guessing that 'llvm-config --libs' is only listing static libraries --Aaron > So I believe this issue should be filled against Fedora, not worked around > here. Honestly, only shipping LLVM in a .so is already a bad idea, but > breaking llvm-config is even worse -- what the point of scripts like > llvm-config if their output can't be trusted? > > BTW, configure.ac doesn't have this hack. Does it fail the same way too? > > Jose > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/mesa-dev _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
