Class fields, part 3 (backends)

src/full-codegen/full-codegen.cc

Index: src/full-codegen/full-codegen.cc
diff --git a/src/full-codegen/full-codegen.cc b/src/full-codegen/full-codegen.cc
index 6182094e821933230802568745df22e03b9b5872..d809304d774cef40b671b1d3013395be8af59960 100644
--- a/src/full-codegen/full-codegen.cc
+++ b/src/full-codegen/full-codegen.cc
@@ -1528,6 +1528,17 @@ void FullCodeGenerator::VisitClassLiteral(ClassLiteral* lit) {
   PrepareForBailoutForId(lit->CreateLiteralId(), BailoutState::TOS_REGISTER);
   PushOperand(result_register());
 
+  // TODO(bakkot) This shouldn't be necessary; I just couldn't figure out how to
+  // invoke the function literal with appropriate home object and receiver
+  // (mainly because of FeedbackVector check failures which are totally opaque
+  // to me)
+  VariableProxy* static_initializer_proxy = lit->static_initializer_proxy();
+  if (static_initializer_proxy != nullptr) {
+    Variable* variable = static_initializer_proxy->var();
+    EmitVariableAssignment(variable, Token::INIT,
+                           FeedbackVectorSlot::Invalid());
+  }
+
   // Load the "prototype" from the constructor.
   __ Move(LoadDescriptor::ReceiverRegister(), result_register());
   __ LoadRoot(LoadDescriptor::NameRegister(), Heap::kprototype_stringRootIndex);