[turbofan] Address the useless overflow bit materialization.

src/compiler/common-operator.cc

Index: src/compiler/common-operator.cc
diff --git a/src/compiler/common-operator.cc b/src/compiler/common-operator.cc
index 96a8d54964461ed17f82ed0631bee6d84e060a29..4f5ead89eb02b2d41a159a7a1a69e24426e3a949 100644
--- a/src/compiler/common-operator.cc
+++ b/src/compiler/common-operator.cc
@@ -469,7 +469,7 @@ struct CommonOperatorGlobalCache final {
               IrOpcode::kProjection,  // opcode
               Operator::kPure,        // flags
               "Projection",           // name
-              1, 0, 0, 1, 0, 0,       // counts,
+              1, 0, 1, 1, 0, 0,       // counts,
               kIndex) {}              // parameter
   };
 #define CACHED_PROJECTION(index) \
@@ -915,12 +915,12 @@ const Operator* CommonOperatorBuilder::Projection(size_t index) {
       break;
   }
   // Uncached.
-  return new (zone()) Operator1<size_t>(         // --
-      IrOpcode::kProjection,                     // opcode
-      Operator::kFoldable | Operator::kNoThrow,  // flags
-      "Projection",                              // name
-      1, 0, 0, 1, 0, 0,                          // counts
-      index);                                    // parameter
+  return new (zone()) Operator1<size_t>(  // --
+      IrOpcode::kProjection,              // opcode
+      Operator::kPure,                    // flags
+      "Projection",                       // name
+      1, 0, 1, 1, 0, 0,                   // counts
+      index);                             // parameter
 }