Building (deleted) Waterfox 56.2.8: error: missing documentation for macro

[Graham Perrin]

On 05/04/2019 00:22, Jan Beich wrote:

…

 > LLVM_CONFIG is added to mozconfig by Mk/bsd.gecko.mk in order to
 > force a > specific version of devel/llvm*. Try the following instead:
 >
 > Index: Mk/bsd.gecko.mk
 > ===================================================================
 > --- Mk/bsd.gecko.mk    (revision 496825)
 > +++ Mk/bsd.gecko.mk    (working copy)
 > @@ -92,7 +92,9 @@ CONFIGURE_OUTSOURCE=    yes
 >
 >  BUNDLE_LIBS=    yes
 >
 > -.if ${MOZILLA_VER:R:R} >= 56
 > +.if ${MOZILLA} == waterfox
 > +MOZ_OPTIONS+=    --disable-stylo
 > +.elif ${MOZILLA_VER:R:R} >= 56
 >  BUILD_DEPENDS+=  llvm${LLVM_DEFAULT}>0:devel/llvm${LLVM_DEFAULT}
 >  MOZ_EXPORT+=    LLVM_CONFIG=llvm-config${LLVM_DEFAULT}
 >  # Require newer Clang than what's in base system unless user opted out

Failure, around two hours into the build:

---- … ----
/wrkdirs/usr/ports/www/waterfox/work/Waterfox-56.2.8/media/webrtc/trunk/webrtc/modules/video_coding/codecs/vp9/vp9_impl.cc:858:17: 
error: no member named 'frame_flags' in 'vpx_svc_ref_frame_config'
         sf_conf.frame_flags[layer_idx] = layer_flags;
         ~~~~~~~ ^
1 error generated.
---- … ----

A little more conext: <https://s.put.re/qHF1xihd.txt>