[MacPorts] #55191: harfbuzz @1.6.3 does not build on PPC Leopard, Mac OS X 10.5.8, because: 'cc1plus: error: unrecognized command line option "-std=c++11"'

[MacPorts]

#55191: harfbuzz @1.6.3 does not build on PPC Leopard, Mac OS X 10.5.8, because:
'cc1plus: error: unrecognized command line option "-std=c++11"'
-----------------------+----------------------
 Reporter:  ballapete  |      Owner:
     Type:  defect     |     Status:  new
 Priority:  Normal     |  Milestone:
Component:  ports      |    Version:  2.4.2
 Keywords:  leopard    |       Port:  harfbuzz
-----------------------+----------------------
 {{{
 make[4]: Entering directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_nue.de.rsync.macports.org_macports_release_tarballs_ports_graphics_harfbuzz/harfbuzz/work/harfbuzz-1.6.3/src'
 /bin/sh ../libtool  --tag=CXX   --mode=compile /usr/bin/g++-4.2
 -DHAVE_CONFIG_H -I. -I..  -pthread -I/opt/local/include/glib-2.0
 -I/opt/local/lib/glib-2.0/include -I/opt/local/include/freetype2     -I
 ./hb-ucdn  -I/opt/local/include  -pipe -Os -arch ppc -std=c++11 -fno-rtti
 -fno-exceptions -Wcast-align -fvisibility-inlines-hidden -MT
 libharfbuzz_la-hb-blob.lo -MD -MP -MF .deps/libharfbuzz_la-hb-blob.Tpo -c
 -o libharfbuzz_la-hb-blob.lo `test -f 'hb-blob.cc' || echo './'`hb-blob.cc
 libtool: compile:  /usr/bin/g++-4.2 -DHAVE_CONFIG_H -I. -I.. -pthread
 -I/opt/local/include/glib-2.0 -I/opt/local/lib/glib-2.0/include
 -I/opt/local/include/freetype2 -I./hb-ucdn -I/opt/local/include -pipe -Os
 -arch ppc -std=c++11 -fno-rtti -fno-exceptions -Wcast-align -fvisibility-
 inlines-hidden -MT libharfbuzz_la-hb-blob.lo -MD -MP -MF .deps
 /libharfbuzz_la-hb-blob.Tpo -c hb-blob.cc  -fno-common -DPIC -o .libs
 /libharfbuzz_la-hb-blob.o
 cc1plus: error: unrecognized command line option "-std=c++11"
 make[4]: *** [libharfbuzz_la-hb-blob.lo] Error 1
 }}}

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Ticket URL: <https://trac.macports.org/ticket/55191>
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