From: Craig Topper <craig.topper@gmail.com>
Date: Fri, 25 Dec 2015 17:07:27 +0000 (+0000)
Subject: [X86] Use assert instead of if and llvm_unreachable. NFC
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b5faf2d29647d9207c99755a415fbf9887e980d4;p=oota-llvm.git

[X86] Use assert instead of if and llvm_unreachable. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@256420 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp
index 85ed5859a83..b0ea7367dd3 100644
--- a/lib/Target/X86/X86RegisterInfo.cpp
+++ b/lib/Target/X86/X86RegisterInfo.cpp
@@ -807,8 +807,7 @@ unsigned getX86SubSuperRegisterOrZero(unsigned Reg, MVT::SimpleValueType VT,
 unsigned getX86SubSuperRegister(unsigned Reg, MVT::SimpleValueType VT,
                                 bool High) {
   unsigned Res = getX86SubSuperRegisterOrZero(Reg, VT, High);
-  if (Res == 0)
-    llvm_unreachable("Unexpected register or VT");
+  assert(Res != 0 && "Unexpected register or VT");
   return Res;
 }