Use a flag from the verifier to know if we should compile.

Only used for the lack of bottom type in the aget-object case
for now. Could be used for more.

bug:21865466

(cherry picked from commit 4824c27988c8eeb302791624bb3ce1d557b0db6c)

Change-Id: I2bb7fe1d4737bd92c1076b5193607d74d8761ee7

4 files changed, 66 insertions, 0 deletions

diff --git a/test/518-null-array-get/expected.txt b/test/518-null-array-get/expected.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/test/518-null-array-get/expected.txt
diff --git a/test/518-null-array-get/info.txt b/test/518-null-array-get/info.txt
new file mode 100644
index 0000000..407f590
--- /dev/null
+++ b/test/518-null-array-get/info.txt
@@ -0,0 +1,3 @@
+Regression test for Quick and Optimizing that used
+to crash on an aget-object + int-to-byte sequence
+(accepted by the verifier in the case the array was null).
diff --git a/test/518-null-array-get/smali/NullArray.smali b/test/518-null-array-get/smali/NullArray.smali
new file mode 100644
index 0000000..52abc38
--- /dev/null
+++ b/test/518-null-array-get/smali/NullArray.smali
@@ -0,0 +1,26 @@
+# Copyright (C) 2015 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+.class public LNullArray;
+
+.super Ljava/lang/Object;
+
+.method public static method()B
+   .registers 2
+   const/4 v0, 0
+   const/4 v1, 0
+   aget-object v0, v0, v1
+   int-to-byte v0, v0
+   return v0
+.end method
diff --git a/test/518-null-array-get/src/Main.java b/test/518-null-array-get/src/Main.java
new file mode 100644
index 0000000..66e50aa
--- /dev/null
+++ b/test/518-null-array-get/src/Main.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+public class Main {
+  // Workaround for b/18051191.
+  class InnerClass {}
+
+  public static void main(String[] args) throws Exception {
+    Class<?> c = Class.forName("NullArray");
+    Method m = c.getMethod("method");
+    Object[] arguments = { };
+    try {
+      m.invoke(null, arguments);
+      throw new Error("Expected an InvocationTargetException");
+    } catch (InvocationTargetException e) {
+      if (!(e.getCause() instanceof NullPointerException)) {
+        throw new Error("Expected a NullPointerException");
+      }
+    }
+  }
+}