make error

[JunjieHu]

When I type "sudo make -j4". the first error message appears when it finishes 84% compilation.

[ 84%] Building CXX object decoder/CMakeFiles/libcdec.dir/viterbi.cc.o In file included from /home/jjhu/Research/cdec/decoder/hg.h:24:0, from /home/jjhu/Research/cdec/decoder/tagger.cc:6: /home/jjhu/Research/cdec/decoder/../utils/small_vector.h: In member function ‘void TaggerImpl::BuildTrellis(const std::vector<int>&, Hypergraph*)’: /home/jjhu/Research/cdec/decoder/../utils/small_vector.h:109:47: warning: ‘tail.SmallVector<unsigned int, 2>::data_.SmallVector<unsigned int, 2>::StorageType::vals[1u]’ may be used uninitialized in this function [-Wmaybe-uninitialized] for (unsigned i = 0; i < SV_MAX; ++i) data_.vals[i] = o.data_.vals[i]; ^ /home/jjhu/Research/cdec/decoder/tagger.cc:78:32: note: ‘tail.SmallVector<unsigned int, 2>::data_.SmallVector<unsigned int, 2>::StorageType::vals[1u]’ was declared here Hypergraph::TailNodeVector tail(1, forest->nodes_.size() - 1); ^ In file included from /home/jjhu/Research/cdec/decoder/hg.h:24:0, from /home/jjhu/Research/cdec/decoder/scfg_translator.cc:9: /home/jjhu/Research/cdec/decoder/../utils/small_vector.h: In member function ‘bool SCFGTranslatorImpl::RefineForest(Hypergraph*)’: /home/jjhu/Research/cdec/decoder/../utils/small_vector.h:157:80: warning: ‘tail.SmallVector<unsigned int, 2>::capacity_’ may be used uninitialized in this function [-Wmaybe-uninitialized] uint16_t new_cap = std::max(static_cast<uint16_t>(capacity_ << 1), min_size); ^ /home/jjhu/Research/cdec/decoder/scfg_translator.cc:297:38: note: ‘tail.SmallVector<unsigned int, 2>::capacity_’ was declared here Hypergraph::TailNodeVector tail; ^ Linking CXX static library liblibcdec.a [ 84%] Built target libcdec make: *** [all] Error 2

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Then I try to type "sudo make -j4" again, it continues to compile the program from 84%, but stuck at 93%. Below is the error message.

libextractor.a(alignment.cc.o): In functionigzstream::~igzstream()':
/home/jjhu/Research/cdec/extractor/../utils/gzstream.h:98: undefined reference to gzstreambase::~gzstreambase()' libextractor.a(alignment.cc.o): In function~igzstream':
/home/jjhu/Research/cdec/extractor/../utils/gzstream.h:98: undefined reference to gzstreambase::~gzstreambase()' libextractor.a(alignment.cc.o): In functionReadFile::Init(std::string const&)':
/home/jjhu/Research/cdec/extractor/../utils/filelib.h:62: undefined reference to FileExists(std::string const&)' libextractor.a(alignment.cc.o): In functionigzstream':
/home/jjhu/Research/cdec/extractor/../utils/gzstream.h:102: undefined reference to gzstreambase::gzstreambase(char const*, int)' /home/jjhu/Research/cdec/extractor/../utils/gzstream.h:102: undefined reference togzstreambase::~gzstreambase()'
libextractor.a(alignment.cc.o):(.rodata._ZTI9igzstream[_ZTI9igzstream]+0x18): undefined reference to typeinfo for gzstreambase' libextractor.a(alignment.cc.o):(.rodata._ZTC9igzstream0_12gzstreambase[_ZTV9igzstream]+0x10): undefined reference totypeinfo for gzstreambase'
libextractor.a(alignment.cc.o):(.rodata._ZTC9igzstream0_12gzstreambase[_ZTV9igzstream]+0x18): undefined reference to gzstreambase::~gzstreambase()' libextractor.a(alignment.cc.o):(.rodata._ZTC9igzstream0_12gzstreambase[_ZTV9igzstream]+0x20): undefined reference togzstreambase::~gzstreambase()'
libextractor.a(alignment.cc.o):(.rodata._ZTC9igzstream0_12gzstreambase[_ZTV9igzstream]+0x38): undefined reference to typeinfo for gzstreambase' libextractor.a(alignment.cc.o):(.rodata._ZTC9igzstream0_12gzstreambase[_ZTV9igzstream]+0x40): undefined reference tovirtual thunk to gzstreambase::~gzstreambase()'
libextractor.a(alignment.cc.o):(.rodata._ZTC9igzstream0_12gzstreambase[_ZTV9igzstream]+0x48): undefined reference to virtual thunk to gzstreambase::~gzstreambase()' collect2: error: ld returned 1 exit status make[2]: *** [extractor/alignment_test] Error 1 make[1]: *** [extractor/CMakeFiles/alignment_test.dir/all] Error 2 make[1]: *** Waiting for unfinished jobs.... [ 93%] Built target kbest_cut_mira [ 93%] Built target kbest_mira In file included from /home/jjhu/Research/cdec/training/dtrain/../../decoder/sentence_metadata.h:8:0, from /home/jjhu/Research/cdec/training/dtrain/dtrain.h:18, from /home/jjhu/Research/cdec/training/dtrain/score.h:4, from /home/jjhu/Research/cdec/training/dtrain/score.cc:1: /home/jjhu/Research/cdec/training/dtrain/../../decoder/tree_fragment.h: In member function ‘const cdec::DepthFirstIterator& cdec::DepthFirstIterator::operator++()’: /home/jjhu/Research/cdec/training/dtrain/../../decoder/tree_fragment.h:135:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (s.rhspos >= len) { ^ /home/jjhu/Research/cdec/training/dtrain/../../decoder/tree_fragment.h:141:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (s.rhspos < len) break; ^ /home/jjhu/Research/cdec/training/dtrain/../../decoder/tree_fragment.h: In member function ‘const cdec::BreadthFirstIterator& cdec::BreadthFirstIterator::operator++()’: /home/jjhu/Research/cdec/training/dtrain/../../decoder/tree_fragment.h:226:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (s.rhspos >= len) { ^ Linking CXX executable dtrain [ 93%] Built target dtrain make: *** [all] Error 2

Can you help me to fix the problem? @kpu