From a2602f3dfd0561bf5825e301c173628c35525db8 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Thu, 22 May 2003 18:26:48 +0000
Subject: [PATCH] Do not assert fail or crash when a bytecode parse fails!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6284 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Bytecode/Reader/Reader.cpp        | 1 +
 lib/Bytecode/Reader/ReaderInternals.h | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/lib/Bytecode/Reader/Reader.cpp b/lib/Bytecode/Reader/Reader.cpp
index 7c0e6d43897..1a7e3d5e56b 100644
--- a/lib/Bytecode/Reader/Reader.cpp
+++ b/lib/Bytecode/Reader/Reader.cpp
@@ -642,6 +642,7 @@ Module *BytecodeParser::ParseBytecode(const unsigned char *Buf,
 
   TheModule = new Module(ModuleID);
   if (ParseModule(Buf, EndBuf)) {
+    freeState();       // Must destroy handles before deleting module!
     delete TheModule;
     TheModule = 0;
   }
diff --git a/lib/Bytecode/Reader/ReaderInternals.h b/lib/Bytecode/Reader/ReaderInternals.h
index 6709bc2d4d6..a8ee6fc8b94 100644
--- a/lib/Bytecode/Reader/ReaderInternals.h
+++ b/lib/Bytecode/Reader/ReaderInternals.h
@@ -45,6 +45,9 @@ public:
     FirstDerivedTyID = Type::FirstDerivedTyID;
   }
   ~BytecodeParser() {
+    freeState();
+  }
+  void freeState() {
     freeTable(Values);
     freeTable(LateResolveValues);
     freeTable(ModuleValues);
-- 
2.34.1