1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/char_result_13.f90 b/gcc/testsuite/gfortran.dg/char_result_13.f90
new file mode 100644
index 000000000..741d55f16
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/char_result_13.f90
@@ -0,0 +1,49 @@
+! { dg-do run }
+! Tests the fix for PR38538, where the character length for the
+! argument of 'func' was not calculated.
+!
+! Contributed by Vivek Rao <vivekrao4@yahoo.com>
+!
+module abc
+  implicit none
+contains
+  subroutine xmain (i, j)
+    integer i, j
+    call foo (func ("_"//bar (i)//"x"//bar (j)//"x"), "_abcxabx")  ! original was elemental
+    call foo (nfunc("_"//bar (j)//"x"//bar (i)//"x"), "_abxabcx")
+  end subroutine xmain
+!
+  function bar (i) result(yy)
+    integer i, j, k
+    character (len = i) :: yy(2)
+    do j = 1, size (yy, 1)
+      do k = 1, i
+        yy(j)(k:k) = char (96+k)
+      end do
+    end do
+  end function bar
+!
+  elemental function func (yy) result(xy)
+    character (len = *), intent(in) :: yy
+    character (len = len (yy)) :: xy
+    xy = yy
+  end function func
+!
+  function nfunc (yy) result(xy)
+    character (len = *), intent(in) :: yy(:)
+    character (len = len (yy)) :: xy(size (yy))
+    xy = yy
+  end function nfunc
+!
+  subroutine foo(cc, teststr)
+    character (len=*), intent(in) :: cc(:)
+    character (len=*), intent(in) :: teststr
+    if (any (cc .ne. teststr)) call abort
+  end subroutine foo
+end module abc
+
+  use abc
+  call xmain(3, 2)
+end
+! { dg-final { cleanup-modules "abc" } }
+