commit 7bb0d950ca442cefaea4f764f9339f695b9e0788
author Evan Cheng <evan.cheng@apple.com> Thu Jan 15 17:09:07 2009 +0000
committer Evan Cheng <evan.cheng@apple.com> Thu Jan 15 17:09:07 2009 +0000
tree a0a44b1a816ef4b99b3be3cff0c8e7f556f5b4f1
parent 9ca34ab6bd48546f52bfcf7cb7c4f2d1b787405f

Eliminate a redundant check.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62264 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Scalar/InstructionCombining.cpp

diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index d6419d6..31f82ad 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -7581,8 +7581,7 @@
       return true;
 
     // sext (zext ty1), ty2 -> zext ty2
-    if (CastOpc == Instruction::SExt && Opc == Instruction::ZExt &&
-        I->hasOneUse())
+    if (CastOpc == Instruction::SExt && Opc == Instruction::ZExt)
       return true;
     break;
   case Instruction::Select: {