Test fails on mips.

bug:24596015
Change-Id: Iad6ab18b287b398af82b6a0574cb74204619755d
diff --git a/build/Android.gtest.mk b/build/Android.gtest.mk
index 71a55bb..9e261a8 100644
--- a/build/Android.gtest.mk
+++ b/build/Android.gtest.mk
@@ -697,6 +697,11 @@
 $(eval $(call define-test-art-gtest-combination,host,HOST,valgrind-,$(2ND_ART_PHONY_TEST_HOST_SUFFIX)))
 endif
 
+ifeq (mips,$(TARGET_ARCH))
+  # b/24596015
+  ART_TEST_KNOWN_BROKEN += test-art-target-gtest-imgdiag_test32
+endif
+
 # Clear locally defined variables.
 define-art-gtest-rule-target :=
 define-art-gtest-rule-host :=