Fix MSVC "not all control paths return a value" warning. NFCI.

RKSimon · RKSimon · commit 1a55431a0333 · 2019-09-27T16:56:07.000Z
llvm-svn: 373100
diff --git a/llvm/tools/llvm-exegesis/lib/SnippetRepetitor.cpp b/llvm/tools/llvm-exegesis/lib/SnippetRepetitor.cpp
@@ -110,6 +110,7 @@ SnippetRepetitor::Create(InstructionBenchmark::RepetitionModeE Mode,
   case InstructionBenchmark::Loop:
     return std::make_unique<LoopSnippetRepetitor>(State);
   }
+  llvm_unreachable("Unknown RepetitionModeE enum");
 }
 
 } // namespace exegesis

Original file line number	Diff line number	Diff line change
`@@ -110,6 +110,7 @@ SnippetRepetitor::Create(InstructionBenchmark::RepetitionModeE Mode,`
`110`	`110`	`case InstructionBenchmark::Loop:`
`111`	`111`	`return std::make_unique<LoopSnippetRepetitor>(State);`
`112`	`112`	`}`
	`113`	`+ llvm_unreachable("Unknown RepetitionModeE enum");`
`113`	`114`	`}`
`114`	`115`
`115`	`116`	`} // namespace exegesis`