Do not test ifunc on mips

This commit fixes mips build

Bug: http://b/28009632
Change-Id: I5c657b31947791aea4cc02a2fc4ede6d0ecde851

tests/dlfcn_test.cpp

@@ -211,6 +211,8 @@ TEST(dlfcn, dlopen_by_soname) {
   dlclose(handle);
 }
 
+// mips doesn't support ifuncs
+#if !defined(__mips__)
 TEST(dlfcn, ifunc) {
   typedef const char* (*fn_ptr)();
 
@@ -254,6 +256,7 @@ TEST(dlfcn, ifunc_ctor_call) {
   ASSERT_STREQ("true", is_ctor_called());
   dlclose(handle);
 }
+#endif
 
 TEST(dlfcn, dlopen_check_relocation_dt_needed_order) {
   // This is the structure of the test library and

tests/libs/Android.mk

@@ -348,12 +348,19 @@ libtest_ifunc_src_files := \
 
 # TODO(dimitry): clang does not support ifunc attribute
 libtest_ifunc_clang_host := false
-libtest_ifunc_clang_target := false
 
 module := libtest_ifunc
 build_target := SHARED_LIBRARY
 
-include $(LOCAL_PATH)/Android.build.testlib.mk
+build_type := host
+include $(TEST_PATH)/Android.build.mk
+
+ifeq ($(TARGET_ARCH),$(filter $(TARGET_ARCH),arm arm64 x86 x86_64))
+    build_type := target
+    libtest_ifunc_clang_target := false
+    include $(TEST_PATH)/Android.build.mk
+endif
+
 
 # -----------------------------------------------------------------------------
 # Library used by atexit tests