Compile and run the following test case:

---%<---
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.util.Collections;
import java.util.Set;
import javax.annotation.processing.AbstractProcessor;
import javax.annotation.processing.RoundEnvironment;
import javax.annotation.processing.SupportedAnnotationTypes;
import javax.annotation.processing.SupportedSourceVersion;
import javax.lang.model.SourceVersion;
import javax.lang.model.element.TypeElement;
import javax.tools.Diagnostic;
import javax.tools.JavaCompiler;
import javax.tools.ToolProvider;
public class Demo {
    public static void main(String[] args) throws Exception {
        File src = new File(System.getProperty("java.io.tmpdir"), "C.java");
        Writer w = new FileWriter(src);
        try {
            w.write("import static p.Generated.m;\nclass C {{m();}}\n");
            w.flush();
        } finally {
            w.close();
        }
        JavaCompiler jc = ToolProvider.getSystemJavaCompiler();
        JavaCompiler.CompilationTask task = jc.getTask(null, null, null, null, null, jc.getStandardFileManager(null, null, null).getJavaFileObjects(src));
        task.setProcessors(Collections.singleton(new Proc()));
        System.out.println("success? " + task.call());
    }
    @SupportedAnnotationTypes("*")
    @SupportedSourceVersion(SourceVersion.RELEASE_6)
    private static class Proc extends AbstractProcessor {
        int written;
        @Override public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
            if (roundEnv.processingOver() || written++ > 0) {
                return false;
            }
            processingEnv.getMessager().printMessage(Diagnostic.Kind.NOTE, "writing Generated.java");
            try {
                Writer w = processingEnv.getFiler().createSourceFile("p.Generated").openWriter();
                try {
                    w.write("package p; public class Generated {public static void m() {}}");
                } finally {
                    w.close();
                }
            } catch (IOException x) {
                processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR, x.toString());
            }
            return true;
        }
    }
}
---%<---

Output under JDK 6 is noisy but compilation succeeds:

---%<---
java version "1.6.0_31"
Java(TM) SE Runtime Environment (build 1.6.0_31-b04)
Java HotSpot(TM) Server VM (build 20.6-b01, mixed mode)

/tmp/C.java:1: package p does not exist
import static p.Generated.m;
               ^
/tmp/C.java:1: static import only from classes and interfaces
import static p.Generated.m;
^
Note: writing Generated.java
success? true
---%<---

But using JDK 7 it fails:

---%<---
java version "1.7.0_03"
Java(TM) SE Runtime Environment (build 1.7.0_03-b04)
Java HotSpot(TM) Server VM (build 22.1-b02, mixed mode)

/tmp/C.java:1: error: package p does not exist
import static p.Generated.m;
               ^
/tmp/C.java:1: error: static import only from classes and interfaces
import static p.Generated.m;
^
/tmp/C.java:2: error: cannot find symbol
class C {{m();}}
          ^
  symbol: method m()
  location: class C
3 errors
success? false
---%<---

(Confirmed bug also in 7u1, 7u2, and 7u4b18.)