--- a/src/java.base/share/classes/java/time/format/Parsed.java	Fri May 31 13:37:58 2019 -0700
+++ b/src/java.base/share/classes/java/time/format/Parsed.java	Fri May 31 13:49:35 2019 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -399,7 +399,7 @@
                 updateCheckConflict(AMPM_OF_DAY, HOUR_OF_DAY, Math.addExact(Math.multiplyExact(ap, 12), hap));
             } else {  // STRICT or SMART
                 AMPM_OF_DAY.checkValidValue(ap);
-                HOUR_OF_AMPM.checkValidValue(ap);
+                HOUR_OF_AMPM.checkValidValue(hap);
                 updateCheckConflict(AMPM_OF_DAY, HOUR_OF_DAY, ap * 12 + hap);
             }
         }

--- a/test/jdk/java/time/test/java/time/format/TestDateTimeParsing.java	Fri May 31 13:37:58 2019 -0700
+++ b/test/jdk/java/time/test/java/time/format/TestDateTimeParsing.java	Fri May 31 13:49:35 2019 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -59,13 +59,16 @@
  */
 package test.java.time.format;
 
+import static java.time.temporal.ChronoField.AMPM_OF_DAY;
 import static java.time.temporal.ChronoField.EPOCH_DAY;
+import static java.time.temporal.ChronoField.HOUR_OF_AMPM;
 import static java.time.temporal.ChronoField.INSTANT_SECONDS;
 import static java.time.temporal.ChronoField.MICRO_OF_SECOND;
 import static java.time.temporal.ChronoField.MILLI_OF_SECOND;
 import static java.time.temporal.ChronoField.NANO_OF_SECOND;
 import static java.time.temporal.ChronoField.OFFSET_SECONDS;
 import static java.time.temporal.ChronoField.SECOND_OF_DAY;
+import static java.util.Locale.US;
 import static org.testng.Assert.assertEquals;
 
 import java.time.DateTimeException;
@@ -76,15 +79,17 @@
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.time.format.DateTimeFormatterBuilder;
+import java.time.format.DateTimeParseException;
 import java.time.temporal.TemporalAccessor;
 
 import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;
 
 /**
- * Test parsing of edge cases.
+ * @test
+ * @summary Test parsing of edge cases.
+ * @bug 8223773
  */
-@Test
 public class TestDateTimeParsing {
 
     private static final ZoneId PARIS = ZoneId.of("Europe/Paris");
@@ -115,6 +120,9 @@
     private static final DateTimeFormatter INSTANTSECONDS_OFFSETSECONDS = new DateTimeFormatterBuilder()
         .appendValue(INSTANT_SECONDS).appendLiteral(' ').appendValue(OFFSET_SECONDS).toFormatter();
 
+    private static final String DTPE_MESSAGE =
+        "Invalid value for HourOfAmPm (valid values 0 - 11): 12";
+
     @DataProvider(name = "instantZones")
     Object[][] data_instantZones() {
         return new Object[][] {
@@ -201,4 +209,25 @@
         assertEquals(actual.isSupported(MILLI_OF_SECOND), true);
     }
 
+    // Bug 8223773: validation check for the range of HourOfAmPm in SMART mode.
+    // Should throw a DateTimeParseException, as 12 is out of range for HourOfAmPm.
+    @Test(expectedExceptions = DateTimeParseException.class)
+    public void test_validateHourOfAmPm() {
+        try {
+            new DateTimeFormatterBuilder()
+                .appendValue(HOUR_OF_AMPM,2)
+                .appendText(AMPM_OF_DAY)
+                .toFormatter(US)
+                .parse("12PM");
+        } catch (DateTimeParseException e) {
+            Throwable cause = e.getCause();
+            if (cause == null ||
+                !DTPE_MESSAGE.equals(cause.getMessage())) {
+                throw new RuntimeException(
+                    "DateTimeParseException was thrown with different reason: " + e);
+            } else {
+                throw e;
+            }
+        }
+    }
 }