--- libmalloc/libmalloc-140.50.6/tests/Makefile
+++ libmalloc/libmalloc-140.40.1/tests/Makefile
@@ -65,21 +65,12 @@
 #	parallel-medium \
 #	parallel-big
 
-SANITIZER_DYLIB_PATH := /usr/local/lib/sanitizers/
+ASAN_DYLIB_PATH := /usr/local/lib/sanitizers/
 asan: OTHER_CFLAGS += -fsanitize=address
-asan: OTHER_LDFLAGS += -Wl,-rpath -Wl,$(SANITIZER_DYLIB_PATH)
-
-ifeq ($(Embedded),NO)
-tsan: CFLAGS := $(filter-out $(ARCH_FLAGS),$(CFLAGS)) -arch x86_64 -fsanitize=thread
-tsan: OTHER_LDFLAGS += -Wl,-rpath -Wl,$(SANITIZER_DYLIB_PATH)
-else
-EXCLUDED_SOURCES += tsan.c
-endif
+asan: OTHER_LDFLAGS += -Wl,-rpath -Wl,$(ASAN_DYLIB_PATH)
 
 madvise: OTHER_CFLAGS += -I../src
 stack_logging_test: OTHER_CFLAGS += -I../private
 radix_tree_test: OTHER_CFLAGS += -I../src -framework Foundation
 
-.DEFAULT_GOAL := all
-
 include $(DEVELOPER_DIR)/AppleInternal/Makefiles/darwintest/Makefile.targets