[GR-46667] fix oversight in PythonMapScope when inlining

Author: timfel

graalpython/com.oracle.graal.python.test/src/com/oracle/graal/python/test/interop/JavaInteropTest.java

@@ -257,6 +257,11 @@ public void builtinFunctionsAreImporteable() throws UnsupportedEncodingException
             assertEquals("Hello World\n", out.toString("UTF-8"));
         }
 
+        @Test
+        public void enumeratingMainBindingsWorks() throws Exception {
+            assertTrue(context.getBindings("python").getMemberKeys().contains("__builtins__"));
+        }
+
         @Test
         public void testMultipleInvocationsAreInSameScope() throws UnsupportedEncodingException {
             String source = "def foo(a, b):\n" +

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/runtime/interop/PythonMapScope.java

@@ -121,7 +121,7 @@ Object getMembers(@SuppressWarnings("unused") boolean includeInternal,
                     @Shared("interop") @CachedLibrary(limit = "LIMIT") InteropLibrary interop,
                     @Shared("lenghtProfile") @Cached InlinedIntValueProfile lengthProfile)
                     throws UnsupportedMessageException {
-        int length = lengthProfile.profile(null, names.length);
+        int length = lengthProfile.profile(inliningTarget, names.length);
         Object[] keys = new Object[length - scopeIndex];
         for (int i = scopeIndex; i < length; i++) {
             keys[i - scopeIndex] = interop.getMembers(objects[i]);