Stack overflow error and unit test.

Change-Id: Ie7198569207b1b87c50d986df002c551ad5d7d3a

1 files changed, 27 insertions, 0 deletions

diff --git a/test/IntMath/IntMath.java b/test/IntMath/IntMath.java
index c43d09e..e5fa806 100644
--- a/test/IntMath/IntMath.java
+++ b/test/IntMath/IntMath.java
@@ -786,6 +786,25 @@ class IntMath extends IntMathBase {
       return res;
     }
 
+    static long recursion_count_;
+    static void throwStackOverflow(long l) {
+      recursion_count_++;
+      throwStackOverflow(recursion_count_);
+    }
+
+    static long testStackOverflow() {
+      try {
+        throwStackOverflow(0);
+        if (recursion_count_ != 0) {
+          return recursion_count_;
+        } else {
+          return -1;
+        }
+      } catch(StackOverflowError soe) {
+        return 0;
+      }
+    }
+
     public static void main(String[] args) {
         boolean failure = false;
         int res;
@@ -947,6 +966,14 @@ class IntMath extends IntMathBase {
             failure = true;
         }
 
+        lres= testStackOverflow();
+        if (lres == 0) {
+            System.out.println("testStackOverflow PASSED");
+        } else {
+            System.out.println("testStackOverflow FAILED: " + lres);
+            failure = true;
+        }
+
         res = manyArgs(0, 1L, 2, 3L, 4, 5L, 6, 7, 8.0, 9.0f, 10.0,
                        (short)11, 12, (char)13, 14, 15, (byte)-16, true, 18,
                        19, 20L, 21L, 22, 23, 24, 25, 26);