Comment 2 for bug 1120585

On OS X 10.7.4, compiling r12123 (compiler: llvm-gcc-4.2), I see these new warnings (except those from poppler):

  CXX extension/init.o
  CXX extension/internal/pdfinput/svg-builder.o
In file included from /Volumes/cyan/mp-quartz/with-a-long-long-long-directory-name/include/poppler/Object.h:327,
                 from ../../src/extension/internal/pdfinput/pdf-parser.h:29,
                 from ../../src/extension/internal/pdfinput/svg-builder.cpp:23:
/Volumes/cyan/mp-quartz/with-a-long-long-long-directory-name/include/poppler/Stream.h:1058: warning: unused parameter ‘psLevel’
/Volumes/cyan/mp-quartz/with-a-long-long-long-directory-name/include/poppler/Stream.h:1058: warning: unused parameter ‘indent’
In file included from ../../src/extension/internal/pdfinput/svg-builder.cpp:38:
../../src/io/inkscapestream.h:215: warning: ‘virtual void Inkscape::IO::BasicOutputStream::put(gunichar)’ was hidden
../../src/io/base64stream.h:91: warning: by ‘virtual void Inkscape::IO::Base64OutputStream::put(int)’
In file included from ../../src/extension/internal/pdfinput/svg-builder.cpp:42:
/Volumes/cyan/mp-quartz/with-a-long-long-long-directory-name/include/poppler/Function.h:84: warning: unused parameter ‘func’
  CXX extension/internal/odf.o
  CXX extension/internal/filter/filter-file.o
  CXX io/base64stream.o
In file included from ../../src/io/base64stream.cpp:32:
../../src/io/inkscapestream.h:215: warning: ‘virtual void Inkscape::IO::BasicOutputStream::put(gunichar)’ was hidden
../../src/io/base64stream.h:91: warning: by ‘virtual void Inkscape::IO::Base64OutputStream::put(int)’
  CXX io/gzipstream.o
In file included from ../../src/io/gzipstream.cpp:29:
../../src/io/inkscapestream.h:215: warning: ‘virtual void Inkscape::IO::BasicOutputStream::put(gunichar)’ was hidden
../../src/io/gzipstream.h:101: warning: by ‘virtual void Inkscape::IO::GzipOutputStream::put(int)’
  CXX io/inkscapestream.o
  CXX io/stringstream.o
  CXX io/uristream.o
  CXX io/xsltstream.o
In file included from ../../src/io/xsltstream.cpp:13:
../../src/io/inkscapestream.h:215: warning: ‘virtual void Inkscape::IO::BasicOutputStream::put(gunichar)’ was hidden
../../src/io/xsltstream.h:123: warning: by ‘virtual void Inkscape::IO::XsltOutputStream::put(int)’
  CXX xml/repr-io.o
In file included from ../../src/xml/repr-io.cpp:32:
../../src/io/inkscapestream.h:215: warning: ‘virtual void Inkscape::IO::BasicOutputStream::put(gunichar)’ was hidden
../../src/io/gzipstream.h:101: warning: by ‘virtual void Inkscape::IO::GzipOutputStream::put(int)’
  CXX ui/clipboard.o