Fix a crash in the compiler: we were setting the target of a HInvokeDynamicMethod even if that targ…

sdk/lib/_internal/compiler/implementation/ssa/optimize.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;
 
 abstract class OptimizationPhase {
   String get name;
   void visitGraph(HGraph graph);
 }
@@ skipping 306 matching lines @@
       }
     }
 
     // If the intercepted call is through a constant interceptor, we
     // know which element to call.
     if (node is !HOneShotInterceptor
         && interceptor.isConstant()
         && selector.isCall()) {
       DartType type = interceptor.instructionType.computeType(compiler);
       ClassElement cls = type.element;
-      node.element = cls.lookupSelector(selector);
+      Element target = cls.lookupSelector(selector);
+      if (selector.applies(target, compiler)) {
+        node.element = target;
+      }
     }
     return node;
   }
 
   bool isFixedSizeListConstructor(HInvokeStatic node) {
     Element element = node.target.element;
     if (backend.fixedLengthListConstructor == null) {
       backend.fixedLengthListConstructor =
         compiler.listClass.lookupConstructor(
             new Selector.callConstructor(const SourceString(""),
@@ skipping 1198 matching lines @@
     HBasicBlock block = user.block;
     block.addAfter(user, interceptor);
     block.rewrite(user, interceptor);
     block.remove(user);
 
     // The interceptor will be removed in the dead code elimination
     // phase. Note that removing it here would not work because of how
     // the [visitBasicBlock] is implemented.
   }
 }