[MacPorts] #65905: pango won't build, issue with clang ? (OSX BigSur, Xcode 13.2.1 )

[MacPorts]

#65905: pango won't build,  issue with clang ? (OSX BigSur, Xcode 13.2.1 )
--------------------------------+--------------------
 Reporter:  jamesstuartgunning  |      Owner:  (none)
     Type:  update              |     Status:  new
 Priority:  Normal              |  Milestone:
Component:  ports               |    Version:  2.7.2
 Keywords:  pango               |       Port:
--------------------------------+--------------------
 % port upgrade outdated
 fails on
 pango @1.50.7_0+quartz+x11

 Relevant chunk of
 /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_x11_pango/pango/main.log
 is:

 :info:build [39/151] /usr/bin/clang -Ipango/libpangoft2-1.0.0.dylib.p
 -Ipango -I../pango-1.50.7/pango -I. -I../pango-1.50.7
 -I/opt/local/include/glib-2.0 -I/opt/local/lib/glib-2.0/include
 -I/opt/local/include/fribidi -I/opt/local/include/harfbuzz
 -I/opt/local/include/freetype2 -I/opt/local/include/libpng16
 -I/opt/X11/include -I/opt/X11/include/cairo -I/opt/local/include/pixman-1
 -I/opt/local/include -fcolor-diagnostics -Wall -Winvalid-pch -std=gnu99
 -O2 -g -D_POSIX_C_SOURCE=200809L -D_POSIX_THREAD_SAFE_FUNCTIONS
 -D_GNU_SOURCE -pipe -Os -Wno-error,-Wimplicit-fallthrough
 -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX11.sdk -arch
 x86_64 -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX11.sdk
 -DPANGO_ENABLE_DEBUG '-DG_LOG_DOMAIN="Pango"' -DG_LOG_USE_STRUCTURED=1
 -DPANGO_COMPILATION '-DSYSCONFDIR="/opt/local/etc"'
 '-DLIBDIR="/opt/local/lib"' -DPANGO_DISABLE_DEPRECATION_WARNINGS -MD -MQ
 pango/libpangoft2-1.0.0.dylib.p/pangofc-fontmap.c.o -MF
 pango/libpangoft2-1.0.0.dylib.p/pangofc-fontmap.c.o.d -o
 pango/libpangoft2-1.0.0.dylib.p/pangofc-fontmap.c.o -c
 ../pango-1.50.7/pango/pangofc-fontmap.c
 :info:build FAILED: pango/libpangoft2-1.0.0.dylib.p/pangofc-fontmap.c.o
 :info:build /usr/bin/clang -Ipango/libpangoft2-1.0.0.dylib.p -Ipango
 -I../pango-1.50.7/pango -I. -I../pango-1.50.7
 -I/opt/local/include/glib-2.0 -I/opt/local/lib/glib-2.0/include
 -I/opt/local/include/fribidi -I/opt/local/include/harfbuzz
 -I/opt/local/include/freetype2 -I/opt/local/include/libpng16
 -I/opt/X11/include -I/opt/X11/include/cairo -I/opt/local/include/pixman-1
 -I/opt/local/include -fcolor-diagnostics -Wall -Winvalid-pch -std=gnu99
 -O2 -g -D_POSIX_C_SOURCE=200809L -D_POSIX_THREAD_SAFE_FUNCTIONS
 -D_GNU_SOURCE -pipe -Os -Wno-error,-Wimplicit-fallthrough
 -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX11.sdk -arch
 x86_64 -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX11.sdk
 -DPANGO_ENABLE_DEBUG '-DG_LOG_DOMAIN="Pango"' -DG_LOG_USE_STRUCTURED=1
 -DPANGO_COMPILATION '-DSYSCONFDIR="/opt/local/etc"'
 '-DLIBDIR="/opt/local/lib"' -DPANGO_DISABLE_DEPRECATION_WARNINGS -MD -MQ
 pango/libpangoft2-1.0.0.dylib.p/pangofc-fontmap.c.o -MF
 pango/libpangoft2-1.0.0.dylib.p/pangofc-fontmap.c.o.d -o
 pango/libpangoft2-1.0.0.dylib.p/pangofc-fontmap.c.o -c
 ../pango-1.50.7/pango/pangofc-fontmap.c
 :info:build warning: unknown -Werror warning specifier: '-Wno-error
 ,-Wimplicit-fallthrough' [-Wunknown-warning-option]
 **:info:build ../pango-1.50.7/pango/pangofc-fontmap.c:1684:43: error: use
 of undeclared identifier 'FC_VARIABLE'**
 :info:build                                           FC_VARIABLE,
 :info:build                                           ^
 :info:build ../pango-1.50.7/pango/pangofc-fontmap.c:1728:63: error: use of
 undeclared identifier 'FC_VARIABLE'
 :info:build               variable = FcPatternGetBool (fontset->fonts[i],
 FC_VARIABLE, 0, &variable);


 It may be a clang issue with not implementing/using -Wno-error,-Wimplicit-
 fallthrough ?

 % /usr/bin/clang -v
 Apple clang version 13.0.0 (clang-1300.0.29.30)
 Target: x86_64-apple-darwin20.6.0
 Thread model: posix
 InstalledDir:
 /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin

-- 
Ticket URL: <https://trac.macports.org/ticket/65905>
MacPorts <https://www.macports.org/>
Ports system for macOS