diff --git a/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Analyzer.java b/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Analyzer.java
index 3caa17a4dd2..ddc0dffbd79 100644
--- a/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Analyzer.java
+++ b/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Analyzer.java
@@ -366,7 +366,7 @@ public class Analyzer {
         }
 
         boolean isImplicitlyTyped(JCVariableDecl decl) {
-            return decl.vartype.pos == Position.NOPOS;
+            return decl.declaredUsingVar();
         }
 
         /**
diff --git a/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java b/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java
index fec60176573..160e5b8d253 100644
--- a/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java
+++ b/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java
@@ -5693,9 +5693,9 @@ public class Attr extends JCTree.Visitor {
 
     private void setSyntheticVariableType(JCVariableDecl tree, Type type) {
         if (type.isErroneous()) {
-            tree.vartype = make.at(Position.NOPOS).Erroneous();
+            tree.vartype = make.at(tree.pos()).Erroneous();
         } else {
-            tree.vartype = make.at(Position.NOPOS).Type(type);
+            tree.vartype = make.at(tree.pos()).Type(type);
         }
     }
 
diff --git a/test/langtools/tools/javac/tree/VarWarnPosition.java b/test/langtools/tools/javac/tree/VarWarnPosition.java
new file mode 100644
index 00000000000..bcb377bd2b0
--- /dev/null
+++ b/test/langtools/tools/javac/tree/VarWarnPosition.java
@@ -0,0 +1,26 @@
+/*
+ * @test /nodynamiccopyright/
+ * @bug 8329951
+ * @summary Check that "var" variable synthetic types have a source position
+ * @compile/process/ref=VarWarnPosition.out -Xlint:deprecation -XDrawDiagnostics VarWarnPosition.java
+ */
+
+import java.util.*;
+import java.util.function.*;
+
+public class VarWarnPosition {
+
+    VarWarnPosition() {
+
+        // Test 1
+        @SuppressWarnings("deprecation")
+        List<Depr> deprecatedList = null;
+        for (var deprValue : deprecatedList) { }
+
+        // Test 2
+        Consumer<Depr> c = d -> { };
+    }
+}
+
+@Deprecated
+class Depr {}
diff --git a/test/langtools/tools/javac/tree/VarWarnPosition.out b/test/langtools/tools/javac/tree/VarWarnPosition.out
new file mode 100644
index 00000000000..c8fd6005b8d
--- /dev/null
+++ b/test/langtools/tools/javac/tree/VarWarnPosition.out
@@ -0,0 +1,4 @@
+VarWarnPosition.java:18:14: compiler.warn.has.been.deprecated: Depr, compiler.misc.unnamed.package
+VarWarnPosition.java:21:18: compiler.warn.has.been.deprecated: Depr, compiler.misc.unnamed.package
+VarWarnPosition.java:21:28: compiler.warn.has.been.deprecated: Depr, compiler.misc.unnamed.package
+3 warnings