Fix issue 21372: remove premature deprecation check.

src/dmd/typesem.d

@@ -3659,12 +3659,6 @@ Expression dotExp(Type mt, Scope* sc, Expression e, Identifier ident, int flag)
         {
             return noMember(mt, sc, e, ident, flag);
         }
-        if (!s.isFuncDeclaration()) // because of overloading
-        {
-            s.checkDeprecated(e.loc, sc);
-            if (auto d = s.isDeclaration())
-                d.checkDisabled(e.loc, sc);
-        }
         s = s.toAlias();
 
         if (auto em = s.isEnumMember())

test/compilable/test21372.d

@@ -0,0 +1,24 @@
+// REQUIRED_ARGS: -de
+struct S
+{
+    deprecated void foo(T)(int) { }
+    void foo(T)(string) { }
+}
+
+// just to be safe, check this order too
+// (there were some issues where naive checks of overloads were order dependent)
+struct T
+{
+    void foo(T)(string) { }
+    deprecated void foo(T)(int) { }
+}
+
+void main()
+{
+    // this should not hit the deprecation
+    // because the parameter type doesn't match it
+    S().foo!int("hi");
+
+    // likewise
+    T().foo!int("hi");
+}