re PR fortran/81849 (Size of automatic array argument specified by host-associated variable.)

2019-01-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/81849
	* resolve.c (resolve_symbol): Host associated varaibles can appear
	in the specification statement of a RESULT array.

2019-01-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/81849
	* gfortran.dg/pr81849.f90: New test.

From-SVN: r267948

gcc/fortran/ChangeLog

+2019-01-15  Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/81849
+	* resolve.c (resolve_symbol): Host associated varaibles can appear
+	in the specification statement of a RESULT array.
+
 2019-01-15  Paul Thomas  <pault@gcc.gnu.org>
 
 	* trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Deal with exprs

gcc/fortran/resolve.c

@@ -15345,7 +15345,7 @@ resolve_symbol (gfc_symbol *sym)
   /* Set the formal_arg_flag so that check_conflict will not throw
      an error for host associated variables in the specification
      expression for an array_valued function.  */
-  if (sym->attr.function && sym->as)
+  if ((sym->attr.function || sym->attr.result) && sym->as)
     formal_arg_flag = true;
 
   saved_specification_expr = specification_expr;

gcc/testsuite/ChangeLog

+2019-01-15  Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/81849
+	* gfortran.dg/pr81849.f90: New test.
+
 2019-01-15  Paul Thomas  <pault@gcc.gnu.org>
 
 	* gfortran.dg/ISO_Fortran_binding_2.c : Change reference to

gcc/testsuite/gfortran.dg/pr81849.f90

+! { dg-do run }
+! PR fortran/81849
+program p
+   implicit none
+   integer  :: n=3
+   if (any(g() /= f())) stop 1
+   contains
+      function g()
+         real g(n)
+         g = 7
+      end function g
+      function f() result(r)
+         real r(n)
+         r = 7
+      end function f
+end program