1 files changed, 6 insertions, 6 deletions
diff --git a/clang/lib/CodeGen/CGStmt.cpp b/clang/lib/CodeGen/CGStmt.cpp
index 85be2b4..e9a8500 100644
--- a/clang/lib/CodeGen/CGStmt.cpp
+++ b/clang/lib/CodeGen/CGStmt.cpp
@@ -76,6 +76,7 @@ void CodeGenFunction::EmitStmt(const Stmt *S, ArrayRef<const Attr *> Attrs) {
       // Verify that any decl statements were handled as simple, they may be in
       // scope of subsequent reachable statements.
       assert(!isa<DeclStmt>(*S) && "Unexpected DeclStmt!");
+      PGO.markStmtMaybeUsed(S);
       return;
     }
 
@@ -482,6 +483,9 @@ void CodeGenFunction::EmitStmt(const Stmt *S, ArrayRef<const Attr *> Attrs) {
   case Stmt::OpenACCSetConstructClass:
     EmitOpenACCSetConstruct(cast<OpenACCSetConstruct>(*S));
     break;
+  case Stmt::OpenACCUpdateConstructClass:
+    EmitOpenACCUpdateConstruct(cast<OpenACCUpdateConstruct>(*S));
+    break;
   }
 }
 
@@ -754,8 +758,6 @@ void CodeGenFunction::EmitAttributedStmt(const AttributedStmt &S) {
   bool noinline = false;
   bool alwaysinline = false;
   bool noconvergent = false;
-  HLSLControlFlowHintAttr::Spelling flattenOrBranch =
-      HLSLControlFlowHintAttr::SpellingNotCalculated;
   const CallExpr *musttail = nullptr;
 
   for (const auto *A : S.getAttrs()) {
@@ -787,9 +789,6 @@ void CodeGenFunction::EmitAttributedStmt(const AttributedStmt &S) {
         Builder.CreateAssumption(AssumptionVal);
       }
     } break;
-    case attr::HLSLControlFlowHint: {
-      flattenOrBranch = cast<HLSLControlFlowHintAttr>(A)->getSemanticSpelling();
-    } break;
     }
   }
   SaveAndRestore save_nomerge(InNoMergeAttributedStmt, nomerge);
@@ -797,7 +796,6 @@ void CodeGenFunction::EmitAttributedStmt(const AttributedStmt &S) {
   SaveAndRestore save_alwaysinline(InAlwaysInlineAttributedStmt, alwaysinline);
   SaveAndRestore save_noconvergent(InNoConvergentAttributedStmt, noconvergent);
   SaveAndRestore save_musttail(MustTailCall, musttail);
-  SaveAndRestore save_flattenOrBranch(HLSLControlFlowAttr, flattenOrBranch);
   EmitStmt(S.getSubStmt(), S.getAttrs());
 }
 
@@ -878,6 +876,7 @@ void CodeGenFunction::EmitIfStmt(const IfStmt &S) {
         RunCleanupsScope ExecutedScope(*this);
         EmitStmt(Executed);
       }
+      PGO.markStmtMaybeUsed(Skipped);
       return;
     }
   }
@@ -2200,6 +2199,7 @@ void CodeGenFunction::EmitSwitchStmt(const SwitchStmt &S) {
       for (unsigned i = 0, e = CaseStmts.size(); i != e; ++i)
         EmitStmt(CaseStmts[i]);
       incrementProfileCounter(&S);
+      PGO.markStmtMaybeUsed(S.getBody());
 
       // Now we want to restore the saved switch instance so that nested
       // switches continue to function properly