WIP context-allocation for “this” in arrow functions

test/cctest/test-parsing.cc

Index: test/cctest/test-parsing.cc
diff --git a/test/cctest/test-parsing.cc b/test/cctest/test-parsing.cc
index ef6b5d30c497550b5536b5831ef4d110fe915ab8..d8aedd5ca8ca9d7359e33b067ab650fb175c0e07 100644
--- a/test/cctest/test-parsing.cc
+++ b/test/cctest/test-parsing.cc
@@ -983,12 +983,16 @@ TEST(ScopeUsesArgumentsSuperThis) {
         {"return function (x) { return () => super() }", NONE},
         // Flags must be correctly set when using block scoping.
         {"\"use strict\"; while (true) { let x; this, arguments; }",
+         ARGUMENTS | THIS},
+        {"\"use strict\"; while (true) {"
+         "  let x; return () => this + arguments;"
+         "}",
          INNER_ARGUMENTS | INNER_THIS},
         {"\"use strict\"; while (true) { let x; this, super(), arguments; }",
-         INNER_ARGUMENTS | INNER_SUPER_CONSTRUCTOR_CALL | INNER_THIS},
-        {"\"use strict\"; if (foo()) { let x; this.f() }", INNER_THIS},
+         ARGUMENTS | SUPER_CONSTRUCTOR_CALL | THIS},
+        {"\"use strict\"; if (foo()) { let x; this.f() }", THIS},
         {"\"use strict\"; if (foo()) { let x; super.f() }",
-         INNER_SUPER_PROPERTY},
+         SUPER_PROPERTY},
         {"\"use strict\"; if (1) {"
          "  let x; return function () { return this + super() + arguments }"
          "}",