--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gfortran.dg/proc_decl_19.f90	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,23 @@
+! { dg-do compile }
+! 
+! PR 36426
+!
+! Contributed by Tobias Burnus <burnus@gcc.gnu.org>
+
+abstract interface
+  function foo(x)
+    character(len=*) :: x
+    character(len=len(x)) :: foo
+  end function foo
+end interface
+procedure(foo) :: bar
+
+abstract interface
+  character function abs_fun()
+  end function
+end interface
+procedure(abs_fun):: x
+
+character(len=20) :: str
+str = bar("Hello")
+end