--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gfortran.dg/pr25923.f90	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,24 @@
+! { dg-do compile }
+! { dg-options "-O -Wuninitialized" }
+
+module foo
+implicit none
+
+  type bar
+    integer :: yr
+  end type
+
+contains
+
+  function baz(arg) result(res) ! { dg-bogus "res.yr' may be" }
+    type(bar), intent(in) :: arg
+    type(bar) :: res
+    logical, external:: some_func
+    if (.not. some_func(arg)) then
+      call fatal('arg not valid')
+    else
+      res = arg
+    end if
+  end function baz ! { dg-warning "res.yr' may be" }
+
+end module foo