src/java.base/share/classes/java/lang/invoke/MethodHandleImpl.java

rev 15107 : 8161379: Force inline methods calling Reflection.getCallerClass
Reviewed-by: TBD

@@ -28,10 +28,11 @@
 import jdk.internal.org.objectweb.asm.AnnotationVisitor;
 import jdk.internal.org.objectweb.asm.ClassWriter;
 import jdk.internal.org.objectweb.asm.MethodVisitor;
 import jdk.internal.reflect.CallerSensitive;
 import jdk.internal.reflect.Reflection;
+import jdk.internal.vm.annotation.ForceInline;
 import jdk.internal.vm.annotation.Stable;
 import sun.invoke.empty.Empty;
 import sun.invoke.util.ValueConversions;
 import sun.invoke.util.VerifyType;
 import sun.invoke.util.Wrapper;

@@ -42,11 +43,10 @@
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
 import java.util.function.Function;
-import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
 import static java.lang.invoke.LambdaForm.*;
 import static java.lang.invoke.MethodHandleStatics.*;
 import static java.lang.invoke.MethodHandles.Lookup.IMPL_LOOKUP;

@@ -1244,10 +1244,11 @@
                 throw new InternalError(ex);
             }
         }
 
         @CallerSensitive
+        @ForceInline
         private static boolean checkCallerClass(Class<?> expected) {
             // This method is called via MH_checkCallerClass and so it's correct to ask for the immediate caller here.
             Class<?> actual = Reflection.getCallerClass();
             if (actual != expected)
                 throw new InternalError("found " + actual.getName() + ", expected " + expected.getName());