[MacPorts] #58552: harfbuzz @2.5.1 does not build on PPC Leopard, Mac OS X 10.5.8, because some warnings being treated as errors

[MacPorts]

#58552: harfbuzz @2.5.1 does not build on PPC Leopard, Mac OS X 10.5.8, because
some warnings being treated as errors
-----------------------+----------------------
 Reporter:  ballapete  |      Owner:  (none)
     Type:  defect     |     Status:  new
 Priority:  Normal     |  Milestone:
Component:  ports      |    Version:  2.5.4
 Keywords:  leopard    |       Port:  harfbuzz
-----------------------+----------------------
 {{{
 /bin/sh ../libtool  --tag=CXX   --mode=compile /opt/local/bin/g++-mp-6
 -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/opt/local/include/libpng16       -I/opt/local/include  -fno-rtti -pipe
 -Os -D_GLIBCXX_USE_CXX11_ABI=0 -m32 -fno-exceptions -fno-threadsafe-
 statics -fvisibility-inlines-hidden -MT libharfbuzz_la-hb-coretext.lo -MD
 -MP -MF .deps/libharfbuzz_la-hb-coretext.Tpo -c -o libharfbuzz_la-hb-
 coretext.lo `test -f 'hb-coretext.cc' || echo './'`hb-coretext.cc
 libtool: compile:  /opt/local/bin/g++-mp-6 -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/opt/local/include/libpng16
 -I/opt/local/include -fno-rtti -pipe -Os -D_GLIBCXX_USE_CXX11_ABI=0 -m32
 -fno-exceptions -fno-threadsafe-statics -fvisibility-inlines-hidden -MT
 libharfbuzz_la-hb-coretext.lo -MD -MP -MF .deps/libharfbuzz_la-hb-
 coretext.Tpo -c hb-coretext.cc  -fno-common -DPIC -o .libs/libharfbuzz_la-
 hb-coretext.o
 hb-coretext.cc: In function 'float coretext_font_size_to_ptem(CGFloat)':
 hb-coretext.cc:63:17: error: implicit conversion from 'CGFloat {aka
 float}' to 'double' to match other operand of binary expression [-Werror
 =double-promotion]
    size *= 72. / 96.;
                  ^~~
 hb-coretext.cc: In function 'const __CTFont* create_ct_font(CGFontRef,
 CGFloat)':
 hb-coretext.cc:208:29: warning: the address of 'uint32_t
 CTGetCoreTextVersion()' will never be NULL [-Waddress]
    if (&CTGetCoreTextVersion != nullptr && CTGetCoreTextVersion() <
 0x00070000) {
        ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
 hb-coretext.cc: In function 'hb_bool_t
 _hb_coretext_shape(hb_shape_plan_t*, hb_font_t*, hb_buffer_t*, const
 hb_feature_t*, unsigned int)':
 hb-coretext.cc:828:64: error: implicit conversion from 'CGFloat {aka
 float}' to 'double' to match other operand of binary expression [-Werror
 =double-promotion]
        advances_so_far -= CTLineGetTrailingWhitespaceWidth (line);
                                                                 ^
 cc1plus: some warnings being treated as errors
 make[4]: *** [libharfbuzz_la-hb-coretext.lo] Error 1
 make[4]: Leaving 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-2.5.1/src'
 make[3]: *** [all-recursive] Error 1
 make[3]: Leaving 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-2.5.1/src'
 make[2]: *** [all] Error 2
 make[2]: Leaving 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-2.5.1/src'
 make[1]: *** [all-recursive] Error 1
 make[1]: Leaving 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-2.5.1'
 make: *** [all] Error 2
 make: Leaving 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-2.5.1'
 Command failed:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_nue.de.rsync.macports.org_macports_release_tarballs_ports_graphics_harfbuzz/harfbuzz/work/harfbuzz-2.5.1"
 && /usr/bin/make -w all
 Exit code: 2
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/58552>
MacPorts <https://www.macports.org/>
Ports system for macOS