diff --git a/media/bufferpool/aidl/default/Accessor.cpp b/media/bufferpool/aidl/default/Accessor.cpp
index 423fd84..81e8eac 100644
--- a/media/bufferpool/aidl/default/Accessor.cpp
+++ b/media/bufferpool/aidl/default/Accessor.cpp
@@ -444,7 +444,7 @@
         std::map<const std::weak_ptr<Accessor>, nsecs_t, std::owner_less<>> &accessors,
         std::mutex &mutex,
         std::condition_variable &cv) {
-    std::list<const std::weak_ptr<Accessor>> evictList;
+    std::list<std::weak_ptr<Accessor>> evictList;
     while (true) {
         int expired = 0;
         int evicted = 0;
diff --git a/neuralnetworks/1.2/utils/test/DeviceTest.cpp b/neuralnetworks/1.2/utils/test/DeviceTest.cpp
index 0d8c141..0e855c4 100644
--- a/neuralnetworks/1.2/utils/test/DeviceTest.cpp
+++ b/neuralnetworks/1.2/utils/test/DeviceTest.cpp
@@ -54,6 +54,10 @@
         .execTime = std::numeric_limits<float>::max(),
         .powerUsage = std::numeric_limits<float>::max()};
 
+// FIXME: This function causes Clang to hang indefinitely when building with
+// -O1. Turn off optimization as a temporary workaround.
+// http://b/296850773
+#pragma clang optimize off
 template <typename... Args>
 auto makeCallbackReturn(Args&&... args) {
     return [argPack = std::make_tuple(std::forward<Args>(args)...)](const auto& cb) {
@@ -61,6 +65,7 @@
         return Void();
     };
 }
+#pragma clang optimize on
 
 sp<MockDevice> createMockDevice() {
     const auto mockDevice = MockDevice::create();