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-rw-r--r--Makefile3
1 files changed, 3 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index c5438979f..f2277d164 100644
--- a/Makefile
+++ b/Makefile
@@ -204,6 +204,9 @@ evaluate_subdirs= \
subdirs:=$(TOPLEVEL)
$(eval $(call evaluate_subdirs))
+# Eliminate duplicate mentions of source files in a class
+$(foreach class,$(classes),$(eval $(class)-srcs:=$(sort $($(class)-srcs))))
+
src-to-obj=$(addsuffix .$(1).o, $(basename $(patsubst src/%, $(obj)/%, $($(1)-srcs))))
$(foreach class,$(classes),$(eval $(class)-objs:=$(call src-to-obj,$(class))))