Fix assertion error from Position in ConstantRemovalTest

Change-Id: Iafe9c8740900ddb83303909607e9e98e4218f8dd
diff --git a/src/test/java/com/android/tools/r8/ir/optimize/ConstantRemovalTest.java b/src/test/java/com/android/tools/r8/ir/optimize/ConstantRemovalTest.java
index 2d40272..e4ee9bc 100644
--- a/src/test/java/com/android/tools/r8/ir/optimize/ConstantRemovalTest.java
+++ b/src/test/java/com/android/tools/r8/ir/optimize/ConstantRemovalTest.java
@@ -76,7 +76,7 @@
     block.setNumber(basicBlockNumberGenerator.next());
 
     IRMetadata metadata = IRMetadata.unknown();
-    Position position = SyntheticPosition.builder().setLine(0).build();
+    Position position = SyntheticPosition.builder().disableMethodCheck().setLine(0).build();
 
     Value v3 = new Value(3, TypeElement.getLong(), null);
     v3.setNeedsRegister(true);