From 9e808cd3308a5e7cbd5b37e43e87b86a86468ecf Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sat, 5 May 2007 01:29:31 +0000
Subject: [PATCH] do not charge subblock sizes to the parent block.

llvm-svn: 36772
---
 llvm/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/llvm/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp b/llvm/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
index 4390f4d75ea4..971ef5cd4e6f 100644
--- a/llvm/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
+++ b/llvm/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
@@ -312,11 +312,17 @@ static bool ParseBlock(BitstreamReader &Stream, unsigned IndentLevel) {
       }
       return false;
     } 
-    case bitc::ENTER_SUBBLOCK:
+    case bitc::ENTER_SUBBLOCK: {
+      uint64_t SubBlockBitStart = Stream.GetCurrentBitNo();
       if (ParseBlock(Stream, IndentLevel+1))
         return true;
       ++BlockStats.NumSubBlocks;
+      uint64_t SubBlockBitEnd = Stream.GetCurrentBitNo();
+      
+      // Don't include subblock sizes in the size of this block.
+      BlockBitStart += SubBlockBitEnd-SubBlockBitStart;
       break;
+    }
     case bitc::DEFINE_ABBREV:
       Stream.ReadAbbrevRecord();
       ++BlockStats.NumAbbrevs;