From: Reid Spencer <rspencer@reidspencer.com>
Date: Mon, 12 Mar 2007 18:37:25 +0000 (+0000)
Subject: Revert the last patch as it violates the conditions of sext/zext.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=4fd8606791e0ff67a9dd13a21d95cda7e114c0e0;p=oota-llvm.git

Revert the last patch as it violates the conditions of sext/zext.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35068 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp
index ae8f6e4e395..08ec2362007 100644
--- a/lib/Support/APInt.cpp
+++ b/lib/Support/APInt.cpp
@@ -921,8 +921,6 @@ APInt &APInt::trunc(uint32_t width) {
 
 // Sign extend to a new width.
 APInt &APInt::sext(uint32_t width) {
-  if (width == BitWidth)
-    return *this;
   assert(width > BitWidth && "Invalid APInt SignExtend request");
   assert(width <= IntegerType::MAX_INT_BITS && "Too many bits");
   // If the sign bit isn't set, this is the same as zext.
@@ -971,8 +969,6 @@ APInt &APInt::sext(uint32_t width) {
 
 //  Zero extend to a new width.
 APInt &APInt::zext(uint32_t width) {
-  if (width == BitWidth)
-    return *this;
   assert(width > BitWidth && "Invalid APInt ZeroExtend request");
   assert(width <= IntegerType::MAX_INT_BITS && "Too many bits");
   uint32_t wordsBefore = getNumWords();