$(patsubst %.gc, %_stub_ffi.h, $(EXCLUDED_GC_SRCS)) \
$(patsubst %.y, %.hs, $(EXCLUDED_HAPPY_Y_SRCS)) \
$(patsubst %.ly, %.hs, $(EXCLUDED_HAPPY_LY_SRCS)) \
$(patsubst %.gc, %_stub_ffi.h, $(EXCLUDED_GC_SRCS)) \
$(patsubst %.y, %.hs, $(EXCLUDED_HAPPY_Y_SRCS)) \
$(patsubst %.ly, %.hs, $(EXCLUDED_HAPPY_LY_SRCS)) \