WIP: Compute constant expressions in resolution.

pkg/compiler/lib/src/ssa/builder.dart

 // 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.
 
 part of ssa;
 
 class SsaFunctionCompiler implements FunctionCompiler {
   final SsaCodeGeneratorTask generator;
   final SsaBuilderTask builder;
   final SsaOptimizerTask optimizer;
@@ skipping 4293 matching lines @@
             {'text': 'Error: Extra argument to JS_EMBEDDED_GLOBAL.'});
       }
       return;
     }
     visit(globalNameNode);
     HInstruction globalNameHNode = pop();
     if (!globalNameHNode.isConstantString()) {
       reporter.reportErrorMessage(
           arguments[1], MessageKind.GENERIC,
           {'text': 'Error: Expected String as second argument '
-                   'to JS_EMBEDDED_GLOBAL.'});
+                   'to JS_EMBEDDED_GLOBAL. Found: ${globalNameHNode}'});
       return;
     }
     HConstant hConstant = globalNameHNode;
     StringConstantValue constant = hConstant.constant;
     String globalName = constant.primitiveValue.slowToString();
     js.Template expr = js.js.expressionTemplateYielding(
         backend.emitter.generateEmbeddedGlobalAccess(globalName));
     native.NativeBehavior nativeBehavior =
         compiler.enqueuer.resolution.nativeEnqueuer.getNativeBehaviorOf(node);
     TypeMask ssaType =
@@ skipping 4673 matching lines @@
     if (unaliased is TypedefType) throw 'unable to unalias $type';
     unaliased.accept(this, builder);
   }
 
   void visitDynamicType(DynamicType type, SsaBuilder builder) {
     JavaScriptBackend backend = builder.compiler.backend;
     ClassElement cls = backend.findHelper('DynamicRuntimeType');
     builder.push(new HDynamicType(type, new TypeMask.exact(cls, classWorld)));
   }
 }