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diff --git a/gcc/testsuite/gfortran.dg/argument_checking_12.f90 b/gcc/testsuite/gfortran.dg/argument_checking_12.f90
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+! { dg-do compile }
+! { dg-options "-std=f2003" }
+!
+! PR fortran/34665
+!
+! Test argument checking
+!
+implicit none
+CONTAINS
+SUBROUTINE test2(a,b,c,d,e)
+ character(len=*), dimension(:) :: a
+ character(len=*), pointer, dimension(:) :: b
+ character(len=*), dimension(*) :: c
+ character(len=*), dimension(5) :: d
+ character(len=*)               :: e
+
+ call cas_size(e) 
+ call cas_size("abc") 
+ call cas_size(e//"a") 
+ call cas_size(("abc")) 
+ call cas_size(a(1)) 
+ call cas_size(b(1)) 
+ call cas_size((a(1)//"a")) 
+ call cas_size((b(1)//"a")) 
+ call cas_size((c(1)//"a")) 
+ call cas_size((d(1)//"a")) 
+ call cas_size(e(1:3)) 
+ call cas_size("abcd"(1:3)) 
+ call cas_size((e(1:3))) 
+ call cas_size(("abcd"(1:3)//"a")) 
+ call cas_size(e(1:3)) 
+ call cas_size("abcd"(1:3)) 
+ call cas_size((e(1:3))) 
+ call cas_size(("abcd"(1:3)//"a")) 
+ call cas_expl(e) 
+ call cas_expl("abc") 
+ call cas_expl(e//"a") 
+ call cas_expl(("abc")) 
+ call cas_expl(a(1)) 
+ call cas_expl(b(1)) 
+ call cas_expl((a(1)//"a")) 
+ call cas_expl((b(1)//"a")) 
+ call cas_expl((c(1)//"a")) 
+ call cas_expl((d(1)//"a")) 
+ call cas_expl(e(1:3)) 
+ call cas_expl("abcd"(1:3)) 
+ call cas_expl((e(1:3))) 
+ call cas_expl(("abcd"(1:3)//"a")) 
+END SUBROUTINE test2
+
+SUBROUTINE cas_size(a)
+ character(len=*), dimension(*) :: a
+END SUBROUTINE cas_size
+
+SUBROUTINE cas_expl(a)
+ character(len=*), dimension(5) :: a
+END SUBROUTINE cas_expl
+END
+