diff --git a/docs/SourceLevelDebugging.html b/docs/SourceLevelDebugging.html
index 447a659..2538aea 100644
--- a/docs/SourceLevelDebugging.html
+++ b/docs/SourceLevelDebugging.html
@@ -575,6 +575,7 @@
     uint,   ;; Size in bits
     uint,   ;; Alignment in bits
     uint,   ;; Offset in bits
+    bool,   ;; Is vector flag
     {  }*   ;; Reference to array of member descriptors
   }
 </pre>
@@ -590,6 +591,8 @@
   DW_TAG_union_type = 23
 </pre>
 
+<p>The vector flag indicates that an array type is a native packed vector.</p>
+
 <p>The members of array types (tag = <tt>DW_TAG_array_type</tt>) are <a
 href="#format_subrange">subrange descriptors</a>, each representing the range of
 subscripts at that level of indexing.</p>
@@ -1600,7 +1603,8 @@
     uint 96, 
     uint 32, 
     uint 0, 
-    {  }* null, 
+    {  }* null,
+    bool false,
     {  }* cast ([3 x {  }*]* %llvm.dbg.array to {  }*) }, section "llvm.metadata"
 %str2 = internal constant [6 x sbyte] c"Color\00", section "llvm.metadata"
 
@@ -1693,6 +1697,7 @@
     uint 32, 
     uint 0, 
     {  }* null, 
+    bool false,
     {  }* cast ([3 x {  }*]* %llvm.dbg.array to {  }*) }, section "llvm.metadata"
 %str1 = internal constant [6 x sbyte] c"Trees\00", section "llvm.metadata"