--- a/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java	Fri Mar 13 10:25:46 2015 +0530
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java	Thu Mar 19 11:39:36 2015 +0000
@@ -40,11 +40,13 @@
 import com.sun.tools.javac.code.Scope.WriteableScope;
 import com.sun.tools.javac.code.Symbol.*;
 import com.sun.tools.javac.code.Type.*;
+import com.sun.tools.javac.code.Types.FunctionDescriptorLookupError;
 import com.sun.tools.javac.comp.Check.CheckContext;
 import com.sun.tools.javac.comp.DeferredAttr.AttrMode;
 import com.sun.tools.javac.comp.Infer.InferenceContext;
 import com.sun.tools.javac.comp.Infer.FreeTypeListener;
 import com.sun.tools.javac.jvm.*;
+import com.sun.tools.javac.resources.CompilerProperties.Fragments;
 import com.sun.tools.javac.tree.*;
 import com.sun.tools.javac.tree.JCTree.*;
 import com.sun.tools.javac.tree.JCTree.JCPolyExpression.*;
@@ -2871,6 +2873,16 @@
                             names.empty, List.of(fExpr.targets.head), ABSTRACT);
                     if (csym != null) {
                         chk.checkImplementations(env.tree, csym, csym);
+                        try {
+                            //perform an additional functional interface check on the synthetic class,
+                            //as there may be spurious errors for raw targets - because of existing issues
+                            //with membership and inheritance (see JDK-8074570).
+                            csym.flags_field |= INTERFACE;
+                            types.findDescriptorType(csym.type);
+                        } catch (FunctionDescriptorLookupError err) {
+                            resultInfo.checkContext.report(fExpr,
+                                    diags.fragment(Fragments.NoSuitableFunctionalIntfInst(fExpr.targets.head)));
+                        }
                     }
                 } catch (Types.FunctionDescriptorLookupError ex) {
                     JCDiagnostic cause = ex.getDiagnostic();