make[3]: Entering directory `/buildroot/2-src/synfig-linux64/synfig/synfig-core/src/synfig'
/bin/bash ../../libtool --tag=CXX --mode=compile g++ -DHAVE_CONFIG_H -I../.. -I../../src -I/buildroot/4-build/synfig-linux64/include -I/buildroot/3-deps/synfig-linux64/include -I/buildroot/4-build/synfig-linux64//include -I/buildroot/4-build/synfig-linux64/include/glibmm-2.4 -I/buildroot/4-build/synfig-linux64/lib/glibmm-2.4/include -I/buildroot/4-build/synfig-linux64/include/sigc++-2.0 -I/buildroot/4-build/synfig-linux64/lib/sigc++-2.0/include -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -pthread -I/buildroot/4-build/synfig-linux64/include/giomm-2.4 -I/buildroot/4-build/synfig-linux64/lib/giomm-2.4/include -I/buildroot/4-build/synfig-linux64/include/glibmm-2.4 -I/buildroot/4-build/synfig-linux64/lib/glibmm-2.4/include -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -I/buildroot/4-build/synfig-linux64/include/sigc++-2.0 -I/buildroot/4-build/synfig-linux64/lib/sigc++-2.0/include -I/buildroot/4-build/synfig-linux64/include/libxml++-2.6 -I/buildroot/4-build/synfig-linux64/lib/libxml++-2.6/include -I/buildroot/4-build/synfig-linux64/include/glibmm-2.4 -I/buildroot/4-build/synfig-linux64/lib/glibmm-2.4/include -I/buildroot/4-build/synfig-linux64/include/sigc++-2.0 -I/buildroot/4-build/synfig-linux64/lib/sigc++-2.0/include -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -I/usr/include/libxml2 -fopenmp -DMAGICKCORE_HDRI_ENABLE=0 -DMAGICKCORE_QUANTUM_DEPTH=16 -I/buildroot/4-build/synfig-linux64/include/ImageMagick-6 -I/buildroot/4-build/synfig-linux64/include/cairo -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -I/buildroot/4-build/synfig-linux64/include/pixman-1 -I/buildroot/3-deps/synfig-linux64/include -I/usr/include/freetype2 -I/usr/include/libpng12 -I/buildroot/4-build/synfig-linux64/include -pthread -I/buildroot/4-build/synfig-linux64/include/pango-1.0 -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -I/buildroot/4-build/synfig-linux64/include/cairo -I/buildroot/4-build/synfig-linux64/include/pixman-1 -I/buildroot/3-deps/synfig-linux64/include -I/usr/include/freetype2 -I/usr/include/libpng12 -D_REENTRANT -I/buildroot/4-build/synfig-linux64/include -I/buildroot/4-build/synfig-linux64/include/mlt++ -I/buildroot/4-build/synfig-linux64/include/mlt -I/buildroot/4-build/synfig-linux64/include -I/buildroot/4-build/synfig-linux64/include/sigc++-2.0 -I/buildroot/4-build/synfig-linux64/lib/sigc++-2.0/include -DSYNFIG_NO_DEPRECATED -DLOCALEDIR=\"/buildroot/4-build/synfig-linux64/share/locale\" -DLIBDIR="\"/buildroot/4-build/synfig-linux64/lib\"" -DSYSCONFDIR="\"/buildroot/4-build/synfig-linux64/etc\"" -O3 -DNDEBUG -Wall -Wno-unused-parameter -MT libsynfig_la-target_multi.lo -MD -MP -MF .deps/libsynfig_la-target_multi.Tpo -c -o libsynfig_la-target_multi.lo `test -f 'target_multi.cpp' || echo './'`target_multi.cpp
libtool: compile: g++ -DHAVE_CONFIG_H -I../.. -I../../src -I/buildroot/4-build/synfig-linux64/include -I/buildroot/3-deps/synfig-linux64/include -I/buildroot/4-build/synfig-linux64//include -I/buildroot/4-build/synfig-linux64/include/glibmm-2.4 -I/buildroot/4-build/synfig-linux64/lib/glibmm-2.4/include -I/buildroot/4-build/synfig-linux64/include/sigc++-2.0 -I/buildroot/4-build/synfig-linux64/lib/sigc++-2.0/include -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -pthread -I/buildroot/4-build/synfig-linux64/include/giomm-2.4 -I/buildroot/4-build/synfig-linux64/lib/giomm-2.4/include -I/buildroot/4-build/synfig-linux64/include/glibmm-2.4 -I/buildroot/4-build/synfig-linux64/lib/glibmm-2.4/include -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -I/buildroot/4-build/synfig-linux64/include/sigc++-2.0 -I/buildroot/4-build/synfig-linux64/lib/sigc++-2.0/include -I/buildroot/4-build/synfig-linux64/include/libxml++-2.6 -I/buildroot/4-build/synfig-linux64/lib/libxml++-2.6/include -I/buildroot/4-build/synfig-linux64/include/glibmm-2.4 -I/buildroot/4-build/synfig-linux64/lib/glibmm-2.4/include -I/buildroot/4-build/synfig-linux64/include/sigc++-2.0 -I/buildroot/4-build/synfig-linux64/lib/sigc++-2.0/include -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -I/usr/include/libxml2 -fopenmp -DMAGICKCORE_HDRI_ENABLE=0 -DMAGICKCORE_QUANTUM_DEPTH=16 -I/buildroot/4-build/synfig-linux64/include/ImageMagick-6 -I/buildroot/4-build/synfig-linux64/include/cairo -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -I/buildroot/4-build/synfig-linux64/include/pixman-1 -I/buildroot/3-deps/synfig-linux64/include -I/usr/include/freetype2 -I/usr/include/libpng12 -I/buildroot/4-build/synfig-linux64/include -pthread -I/buildroot/4-build/synfig-linux64/include/pango-1.0 -I/buildroot/4-build/synfig-linux64/include/glib-2.0 -I/buildroot/4-build/synfig-linux64/lib/glib-2.0/include -I/buildroot/4-build/synfig-linux64/include/cairo -I/buildroot/4-build/synfig-linux64/include/pixman-1 -I/buildroot/3-deps/synfig-linux64/include -I/usr/include/freetype2 -I/usr/include/libpng12 -D_REENTRANT -I/buildroot/4-build/synfig-linux64/include -I/buildroot/4-build/synfig-linux64/include/mlt++ -I/buildroot/4-build/synfig-linux64/include/mlt -I/buildroot/4-build/synfig-linux64/include -I/buildroot/4-build/synfig-linux64/include/sigc++-2.0 -I/buildroot/4-build/synfig-linux64/lib/sigc++-2.0/include -DSYNFIG_NO_DEPRECATED -DLOCALEDIR=\"/buildroot/4-build/synfig-linux64/share/locale\" -DLIBDIR=\"/buildroot/4-build/synfig-linux64/lib\" -DSYSCONFDIR=\"/buildroot/4-build/synfig-linux64/etc\" -O3 -DNDEBUG -Wall -Wno-unused-parameter -MT libsynfig_la-target_multi.lo -MD -MP -MF .deps/libsynfig_la-target_multi.Tpo -c target_multi.cpp -fPIC -DPIC -o .libs/libsynfig_la-target_multi.o
In file included from /buildroot/4-build/synfig-linux64/include/ETL/surface:32:0,
from surface.h:34,
from target_multi.cpp:34:
/buildroot/4-build/synfig-linux64/include/ETL/_surface.h: In instantiation of 'class etl::surface<synfig::Color, synfig::Color, synfig::ColorPrep>':
surface.h:98:29: required from here
/buildroot/4-build/synfig-linux64/include/ETL/_surface.h:493:74: error: 'static etl::surface<T, AT, VP>::accumulator_type etl::surface<T, AT, VP>::reader_cook(const void*, int, int) [with T = synfig::Color; AT = synfig::Color; VP = synfig::ColorPrep; etl::surface<T, AT, VP>::accumulator_type = synfig::Color]' cannot appear in a constant-expression
/buildroot/4-build/synfig-linux64/include/ETL/_surface.h:494:63: error: 'static etl::surface<T, AT, VP>::value_type etl::surface<T, AT, VP>::reader(const void*, int, int) [with T = synfig::Color; AT = synfig::Color; VP = synfig::ColorPrep; etl::surface<T, AT, VP>::value_type = synfig::Color]' cannot appear in a constant-expression
/buildroot/4-build/synfig-linux64/include/ETL/_surface.h: In instantiation of 'class etl::surface<synfig::CairoColor, synfig::CairoColorAccumulator, synfig::CairoColorPrep>':
surface.h:136:34: required from here
/buildroot/4-build/synfig-linux64/include/ETL/_surface.h:493:74: error: 'static etl::surface<T, AT, VP>::accumulator_type etl::surface<T, AT, VP>::reader_cook(const void*, int, int) [with T = synfig::CairoColor; AT = synfig::CairoColorAccumulator; VP = synfig::CairoColorPrep; etl::surface<T, AT, VP>::accumulator_type = synfig::CairoColorAccumulator]' cannot appear in a constant-expression
/buildroot/4-build/synfig-linux64/include/ETL/_surface.h:494:63: error: 'static etl::surface<T, AT, VP>::value_type etl::surface<T, AT, VP>::reader(const void*, int, int) [with T = synfig::CairoColor; AT = synfig::CairoColorAccumulator; VP = synfig::CairoColorPrep; etl::surface<T, AT, VP>::value_type = synfig::CairoColor]' cannot appear in a constant-expression
make[3]: *** [libsynfig_la-target_multi.lo] Error 1
make[3]: Leaving directory `/buildroot/2-src/synfig-linux64/synfig/synfig-core/src/synfig'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/buildroot/2-src/synfig-linux64/synfig/synfig-core/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/buildroot/2-src/synfig-linux64/synfig/synfig-core'
make: *** [all] Error 2