Don’t cache constants in initializer expressions

runtime/vm/parser.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/parser.h"
 #include "vm/flags.h"
 
 #ifndef DART_PRECOMPILED_RUNTIME
 
 #include "lib/invocation_mirror.h"
@@ skipping 11994 matching lines @@
  private:
   static uword HashValue(intptr_t url_hash, intptr_t pos) {
     return url_hash * pos % (Smi::kMaxValue - 13);
   }
 };
 typedef UnorderedHashMap<ConstMapKeyEqualsTraits> ConstantsMap;
 
 
 void Parser::CacheConstantValue(TokenPosition token_pos,
                                 const Instance& value) {
+  if (current_function().kind() == RawFunction::kImplicitStaticFinalGetter) {
+    // Don't cache constants in initializer expressions. They get
+    // evaluated only once.
+    return;
+  }
   ConstantPosKey key(String::Handle(Z, script_.url()), token_pos);
   if (isolate()->object_store()->compile_time_constants() == Array::null()) {
     const intptr_t kInitialConstMapSize = 16;
     isolate()->object_store()->set_compile_time_constants(
         Array::Handle(Z, HashTables::New<ConstantsMap>(kInitialConstMapSize,
                                                        Heap::kNew)));
   }
   ConstantsMap constants(isolate()->object_store()->compile_time_constants());
   constants.InsertNewOrGetValue(key, value);
   if (FLAG_compiler_stats) {
@@ skipping 2449 matching lines @@
     const ArgumentListNode& function_args,
     const LocalVariable* temp_for_last_arg,
     bool is_super_invocation) {
   UNREACHABLE();
   return NULL;
 }
 
 }  // namespace dart
 
 #endif  // DART_PRECOMPILED_RUNTIME