解决办法：重新编译就好啦。
host C: libpcre <= out/host/linux-x86/obj/STATIC_LIBRARIES/libpcre_intermediates/pcre/src/pcre_chartables.c
host StaticLib: libpcre (out/host/linux-x86/obj/STATIC_LIBRARIES/libpcre_intermediates/libpcre.a)
host Executable: a3dconvert (out/host/linux-x86/obj/EXECUTABLES/a3dconvert_intermediates/a3dconvert)
out/host/linux-x86/obj/STATIC_LIBRARIES/colladadom_intermediates/colladadom.a(domPhysics_scene.o): In function `domPhysics_scene::registerElement(DAE&)':
external/collada/src/1.4/dom/domPhysics_scene.cpp:51: undefined reference to `domInstance_force_field::registerElement(DAE&)'
out/host/linux-x86/obj/STATIC_LIBRARIES/colladadom_intermediates/colladadom.a(domInstance_physics_model.o): In function `domInstance_physics_model::registerElement(DAE&)':
/external/collada/src/1.4/dom/domInstance_physics_model.cpp:45: undefined reference to `domInstance_force_field::registerElement(DAE&)'
collect2: ld returned 1 exit status
make: *** [out/host/linux-x86/obj/EXECUTABLES/a3dconvert_intermediates/a3dconvert] Error 1
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