From bf06d6dbbf0e6c4ce17f5e3aaac69ca033e65afb Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Tue, 28 Jun 2016 21:02:41 +0000
Subject: [PATCH] Fix "not all control paths return a value" warning on MSVC

llvm-svn: 274065
---
 tools/llvm-cov/SourceCoverageView.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/llvm-cov/SourceCoverageView.cpp b/tools/llvm-cov/SourceCoverageView.cpp
index 6b7f50ffc7e..ca2203d21cc 100644
--- a/tools/llvm-cov/SourceCoverageView.cpp
+++ b/tools/llvm-cov/SourceCoverageView.cpp
@@ -70,6 +70,7 @@ CoveragePrinter::create(const CoverageViewOptions &Opts) {
   case CoverageViewOptions::OutputFormat::Text:
     return llvm::make_unique<CoveragePrinterText>(Opts);
   }
+  llvm_unreachable("Unknown coverage output format!");
 }
 
 std::string SourceCoverageView::formatCount(uint64_t N) {