Add gcc-4.6. Synced to @180989

Change-Id: Ie3676586e1d8e3c8cd9f07d022f450d05fa08439
svn://gcc.gnu.org/svn/gcc/branches/google/gcc-4_6-mobile

1 files changed, 77 insertions, 0 deletions

diff --git a/gcc-4.6/libjava/testsuite/libjava.lang/StackTrace2.java b/gcc-4.6/libjava/testsuite/libjava.lang/StackTrace2.java
new file mode 100644
index 000000000..01c7d5bac
--- /dev/null
+++ b/gcc-4.6/libjava/testsuite/libjava.lang/StackTrace2.java
@@ -0,0 +1,77 @@
+// Check that stack trace's work, and stack trace line numbers, if available,
+// are correct.
+
+public class StackTrace2
+{
+  public static void main(String[] args) 
+  { 
+    try
+    {
+      new StackTrace2().a();
+    }
+    catch (Exception x)
+    {
+      StackTraceElement[] trace = x.getStackTrace();
+      checkTrace(trace);
+    }
+  }
+
+  void a() 
+  { 
+    new Inner().foo();
+  }
+  
+  class Inner
+  {
+    public void foo()
+    {
+      doCrash(null);
+    }  
+
+    public void doCrash(Object o)
+    {
+      o.toString();
+    }
+  }  
+  
+  static void checkTrace(StackTraceElement[] trace)
+  {
+    System.out.println("Trace length = " + trace.length);
+    checkLine(trace[0], "StackTrace2$Inner", "doCrash", 33);
+    checkLine(trace[1], "StackTrace2$Inner", "foo", 28);
+    checkLine(trace[2], "StackTrace2", "a", 21);
+    checkLine(trace[3], "StackTrace2", "main", 10);
+  }
+  
+  static void checkLine(StackTraceElement frame, String expected_cl, 
+                	String expected_method, int expected_line)
+  {
+    if (frame.getClassName().equals(expected_cl))
+      System.out.print(expected_cl);
+    else
+      System.out.print("FAIL - expected " + expected_cl + ", got: " + 
+		       frame.getClassName());
+    
+    System.out.print(".");
+
+    if (frame.getMethodName().equals(expected_method))
+      System.out.print(expected_method);
+    else
+      System.out.print("FAIL - expected " + expected_method + ", got: " +
+		       frame.getMethodName());
+
+    System.out.print(":");
+    
+    // Permit either the correct line number or no line number. This is so
+    // we don't fail on platforms that don't yet support reading debug info 
+    // for stack traces, or when no debug info is available.
+    if (frame.getLineNumber() < 0
+        || (frame.getLineNumber() == expected_line
+            && frame.getFileName().equals("StackTrace2.java")))
+      System.out.println("OK");
+    else
+      System.out.println("FAIL - expected " + expected_line + ", got: "
+			 + frame.getLineNumber() + ", in file "
+			 + frame.getFileName());
+  }
+}