From cdaff32ef63230f2f2e5f1ecdc4243c7d4d9acd7 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 20 Jan 2004 17:06:29 +0000
Subject: [PATCH] Fix bogus warning and simplify code

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10924 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Bytecode/Reader/Reader.cpp | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/lib/Bytecode/Reader/Reader.cpp b/lib/Bytecode/Reader/Reader.cpp
index dca88902059..977acbc861b 100644
--- a/lib/Bytecode/Reader/Reader.cpp
+++ b/lib/Bytecode/Reader/Reader.cpp
@@ -509,21 +509,15 @@ void BytecodeParser::ParseCompactionTable(const unsigned char *&Buf,
                                           const unsigned char *End) {
 
   while (Buf != End) {
-    unsigned NumEntries;
+    unsigned NumEntries = read_vbr_uint(Buf, End);
     unsigned Ty;
 
-    NumEntries = read_vbr_uint(Buf, End);
-    switch (NumEntries & 3) {
-    case 0:
-    case 1:
-    case 2:
-      Ty = NumEntries >> 2;
-      NumEntries &= 3;
-      break;
-    case 3:
+    if ((NumEntries & 3) == 3) {
       NumEntries >>= 2;
       Ty = read_vbr_uint(Buf, End);
-      break;
+    } else {
+      Ty = NumEntries >> 2;
+      NumEntries &= 3;
     }
 
     if (Ty >= CompactionTable.size())