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

RKSimon · RKSimon · commit 090f9d5a5533 · 2020-08-08T19:12:11.000+01:00
diff --git a/clang/lib/Tooling/Syntax/BuildTree.cpp b/clang/lib/Tooling/Syntax/BuildTree.cpp
@@ -769,6 +769,7 @@ class BuildTreeVisitor : public RecursiveASTVisitor<BuildTreeVisitor> {
       llvm::report_fatal_error("We don't yet support the __super specifier",
                                true);
     }
+    llvm_unreachable("Unhandled NestedNameSpecifier::SpecifierKind enum");
   }
 
   // FIXME: Fix `NestedNameSpecifierLoc::getLocalSourceRange` for the

Original file line number	Diff line number	Diff line change
`@@ -769,6 +769,7 @@ class BuildTreeVisitor : public RecursiveASTVisitor<BuildTreeVisitor> {`
`769`	`769`	`llvm::report_fatal_error("We don't yet support the __super specifier",`
`770`	`770`	`true);`
`771`	`771`	`}`
	`772`	`+ llvm_unreachable("Unhandled NestedNameSpecifier::SpecifierKind enum");`
`772`	`773`	`}`
`773`	`774`
`774`	`775`	// FIXME: Fix `NestedNameSpecifierLoc::getLocalSourceRange` for the