diff --git a/core/java/android/text/TextLine.java b/core/java/android/text/TextLine.java
index 2a52961984f76..c4118605b44c4 100644
--- a/core/java/android/text/TextLine.java
+++ b/core/java/android/text/TextLine.java
@@ -16,11 +16,9 @@
 
 package android.text;
 
-import android.graphics.Bitmap;
 import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.Paint.FontMetricsInt;
-import android.graphics.RectF;
 import android.text.Layout.Directions;
 import android.text.Layout.TabStops;
 import android.text.style.CharacterStyle;
@@ -852,6 +850,11 @@ class TextLine {
             int limit, boolean runIsRtl, Canvas c, float x, int top, int y,
             int bottom, FontMetricsInt fmi, boolean needWidth) {
 
+        if (measureLimit < start || measureLimit > limit) {
+            throw new IndexOutOfBoundsException("measureLimit (" + measureLimit + ") is out of "
+                    + "start (" + start + ") and limit (" + limit + ") bounds");
+        }
+
         // Case of an empty line, make sure we update fmi according to mPaint
         if (start == measureLimit) {
             TextPaint wp = mWorkPaint;