It's a compile-time error if a const constructor call fails

runtime/vm/parser.h

 // 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.
 
 #ifndef VM_PARSER_H_
 #define VM_PARSER_H_
 
 #include "include/dart_api.h"
 
 #include "lib/invocation_mirror.h"
@@ skipping 319 matching lines @@
   // Reports an already formatted error message.
   static void ErrorMsg(const Error& error);
 
   // Concatenates two error messages, the previous and the current one.
   void AppendErrorMsg(
       const Error& prev_error, intptr_t token_pos, const char* format, ...)
       PRINTF_ATTRIBUTE(4, 5);
 
   void CheckRecursiveInvocation();
 
-  const Instance& EvaluateConstExpr(AstNode* expr);
+  const Instance& EvaluateConstExpr(intptr_t expr_pos, AstNode* expr);
   AstNode* RunStaticFieldInitializer(const Field& field);
   RawObject* EvaluateConstConstructorCall(
       const Class& type_class,
       const AbstractTypeArguments& type_arguments,
       const Function& constructor,
       ArgumentListNode* arguments);
   AstNode* FoldConstExpr(intptr_t expr_pos, AstNode* expr);
 
   // Support for parsing of scripts.
   void ParseTopLevel();
@@ skipping 369 matching lines @@
   intptr_t last_used_try_index_;
 
   bool unregister_pending_function_;
 
   DISALLOW_COPY_AND_ASSIGN(Parser);
 };
 
 }  // namespace dart
 
 #endif  // VM_PARSER_H_