CGF.markStmtMaybeUsed for binop

Author: chapuni

clang/lib/CodeGen/CGExprScalar.cpp

@@ -4970,7 +4970,8 @@ Value *ScalarExprEmitter::VisitBinLAnd(const BinaryOperator *E) {
         CGF.incrementProfileCounter(E->getRHS());
         CGF.EmitBranch(FBlock);
         CGF.EmitBlock(FBlock);
-      }
+      } else
+        CGF.markStmtMaybeUsed(E->getRHS());
 
       CGF.MCDCLogOpStack.pop_back();
       // If the top of the logical operator nest, update the MCDC bitmap.
@@ -5112,7 +5113,8 @@ Value *ScalarExprEmitter::VisitBinLOr(const BinaryOperator *E) {
         CGF.incrementProfileCounter(E->getRHS());
         CGF.EmitBranch(FBlock);
         CGF.EmitBlock(FBlock);
-      }
+      } else
+        CGF.markStmtMaybeUsed(E->getRHS());
 
       CGF.MCDCLogOpStack.pop_back();
       // If the top of the logical operator nest, update the MCDC bitmap.