From b5630dbadf9a2a06754194387d6b0fd9962a67f1 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 22 May 2017 19:43:28 +0000
Subject: Vendor import of llvm trunk r303571:
 https://llvm.org/svn/llvm-project/llvm/trunk@303571

---
 lib/IR/DataLayout.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/IR/DataLayout.cpp')

diff --git a/lib/IR/DataLayout.cpp b/lib/IR/DataLayout.cpp
index c117d29b7f69..d5e29649a237 100644
--- a/lib/IR/DataLayout.cpp
+++ b/lib/IR/DataLayout.cpp
@@ -307,7 +307,7 @@ void DataLayout::parseSpecifier(StringRef Desc) {
     case 'a': {
       AlignTypeEnum AlignType;
       switch (Specifier) {
-      default:
+      default: llvm_unreachable("Unexpected specifier!");
       case 'i': AlignType = INTEGER_ALIGN; break;
       case 'v': AlignType = VECTOR_ALIGN; break;
       case 'f': AlignType = FLOAT_ALIGN; break;
-- 
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