Drop uncompiled implicit closure functions. Only seems to happen in a few co19 tests, so this is mo…

runtime/vm/precompiler.cc

 // Copyright (c) 2015, 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/precompiler.h"
 
 #include "vm/code_patcher.h"
 #include "vm/compiler.h"
 #include "vm/isolate.h"
 #include "vm/log.h"
@@ skipping 129 matching lines @@
     kArrayCid,
     kImmutableArrayCid,
     kGrowableObjectArrayCid,
     kLinkedHashMapCid,
 
     kTypedDataUint8ClampedArrayCid,
     kTypedDataUint8ArrayCid,
     kTypedDataUint16ArrayCid,
     kTypedDataUint32ArrayCid,
     kTypedDataUint64ArrayCid,
-
     kTypedDataInt8ArrayCid,
     kTypedDataInt16ArrayCid,
     kTypedDataInt32ArrayCid,
     kTypedDataInt64ArrayCid,
 
     kExternalTypedDataUint8ArrayCid,
+    kExternalTypedDataUint16ArrayCid,
+    kExternalTypedDataUint32ArrayCid,
+    kExternalTypedDataUint64ArrayCid,
+    kExternalTypedDataInt8ArrayCid,
+    kExternalTypedDataInt16ArrayCid,
+    kExternalTypedDataInt32ArrayCid,
+    kExternalTypedDataInt64ArrayCid,
 
     kTypedDataFloat32ArrayCid,
     kTypedDataFloat64ArrayCid,
 
     kTypedDataFloat32x4ArrayCid,
     kTypedDataInt32x4ArrayCid,
     kTypedDataFloat64x2ArrayCid,
 
     kInt32x4Cid,
     kFloat32x4Cid,
@@ skipping 49 matching lines @@
                    "_JavascriptIntegerOverflowError." },
     { "dart:core", "_TypeError", "_TypeError._create" },
     { "dart:isolate", "IsolateSpawnException", "IsolateSpawnException." },
     { "dart:isolate", "_IsolateUnhandledException",
                       "_IsolateUnhandledException." },
     { "dart:isolate", "::", "_getIsolateScheduleImmediateClosure" },
     { "dart:isolate", "::", "_setupHooks" },
     { "dart:isolate", "::", "_startMainIsolate" },
     { "dart:isolate", "_RawReceivePortImpl", "_handleMessage" },
     { "dart:isolate", "_RawReceivePortImpl", "_lookupHandler" },
+    { "dart:isolate", "_SendPortImpl", "send" },
     { "dart:vmservice", "::", "_registerIsolate" },
     { "dart:vmservice", "::", "boot" },
     { NULL, NULL, NULL }  // Must be terminated with NULL entries.
   };
 
   AddEntryPoints(vm_entry_points);
   AddEntryPoints(embedder_entry_points);
 }
 
 
@@ skipping 437 matching lines @@
       if (cls.IsDynamicClass()) {
         continue;  // class 'dynamic' is in the read-only VM isolate.
       }
 
       functions = cls.functions();
       retained_functions = GrowableObjectArray::New();
       for (intptr_t j = 0; j < functions.Length(); j++) {
         function ^= functions.At(j);
         if (function.HasCode()) {
           retained_functions.Add(function);
+          function.DropUncompiledImplicitClosureFunction();
         } else {
           dropped_function_count_++;
           if (FLAG_trace_precompiler) {
             THR_Print("Precompilation dropping %s\n",
                       function.ToLibNamePrefixedQualifiedCString());
           }
         }
       }
 
       functions = Array::New(retained_functions.Length(), Heap::kOld);
@@ skipping 180 matching lines @@
         continue;  // class 'dynamic' is in the read-only VM isolate.
       }
       cls.EnsureIsFinalized(T);
     }
   }
   I->set_all_classes_finalized(true);
 }
 
 
 }  // namespace dart