Fix fortran/66100 bound simplification ICE

        PR fortran/66100
gcc/fortran/
        * simplify.c (simplify_bound): Fix assert to accept subobject * arrays.
gcc/testsuite/
        * gfortran.dg/bound_simplification_6.f90: New.

From-SVN: r223019

gcc/fortran/ChangeLog

+2015-05-11  Mikael Morin  <mikael@gcc.gnu.org>
+
+	PR fortran/66100
+	* simplify.c (simplify_bound): Fix assert to accept subobject arrays.
+
 2015-05-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 
 	PR fortran/66041

gcc/fortran/simplify.c

@@ -3463,8 +3463,8 @@ simplify_bound (gfc_expr *array, gfc_expr *dim, gfc_expr *kind, int upper)
   gcc_assert (!as
 	      || (as->type != AS_DEFERRED
 		  && array->expr_type == EXPR_VARIABLE
-		  && !array->symtree->n.sym->attr.allocatable
-		  && !array->symtree->n.sym->attr.pointer));
+		  && !gfc_expr_attr (array).allocatable
+		  && !gfc_expr_attr (array).pointer));
 
   if (dim == NULL)
     {

gcc/testsuite/ChangeLog

+2015-05-11  Mikael Morin  <mikael@gcc.gnu.org>
+
+	PR fortran/66100
+	* gfortran.dg/bound_simplification_6.f90: New.
+
 2015-05-11  Steve Ellcey  <sellcey@mips.com>
 
 	* gcc.target/mips/branch-1.c: Pass argument to bar().

gcc/testsuite/gfortran.dg/bound_simplification_6.f90

+! { dg-do compile }
+! { dg-additional-options "-fdump-tree-original" }
+!
+! PR fortran/66100
+! ICE on lbound simplification
+!
+! Original test case by Joost VandeVondele <Joost.VandeVondele@mat.ethz.ch>
+! Reduced by Thomas Koenig <tkoenig@gcc.gnu.org>
+!
+MODULE qs_integrate_potential_low
+  INTEGER, PARAMETER :: dp = 8
+  TYPE cell_type
+    REAL(KIND=8) :: h_inv(3,3)
+  END TYPE
+  TYPE(cell_type), POINTER                 :: cell
+  REAL(KIND=dp), DIMENSION(3)              :: rp
+  CONTAINS
+    SUBROUTINE integrate_general_opt()
+    REAL(KIND=dp) :: gp(3)
+    INTEGER :: ng
+    if (any(lbound(cell%h_inv) /= 1)) call abort
+    if (any(ubound(cell%h_inv) /= 3)) call abort
+    END SUBROUTINE integrate_general_opt
+END MODULE qs_integrate_potential_low
+! { dg-final { scan-tree-dump-not "bound" "original" } }
+! { dg-final { scan-tree-dump-not "abort" "original" } }
+! { dg-final { cleanup-tree-dump "original" } }