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

RKSimon · RKSimon · commit 679b2f714a3a · 2025-04-07T10:30:59.000+01:00
diff --git a/llvm/lib/ExecutionEngine/JITLink/XCOFFLinkGraphBuilder.cpp b/llvm/lib/ExecutionEngine/JITLink/XCOFFLinkGraphBuilder.cpp
@@ -143,6 +143,7 @@ static llvm::StringRef getStorageClassString(XCOFF::StorageClass SC) {
   case XCOFF::StorageClass::C_TCSYM:
     return "C_TCSYM (Reserved)";
   }
+  llvm_unreachable("Unknown XCOFF::StorageClass enum");
 }
 
 Error XCOFFLinkGraphBuilder::processSections() {

Original file line number	Diff line number	Diff line change
`@@ -143,6 +143,7 @@ static llvm::StringRef getStorageClassString(XCOFF::StorageClass SC) {`
`143`	`143`	`case XCOFF::StorageClass::C_TCSYM:`
`144`	`144`	`return "C_TCSYM (Reserved)";`
`145`	`145`	`}`
	`146`	`+ llvm_unreachable("Unknown XCOFF::StorageClass enum");`
`146`	`147`	`}`
`147`	`148`
`148`	`149`	`Error XCOFFLinkGraphBuilder::processSections() {`