libgfortran.h: Increase GFC_MAX_DIMENSIONS to 15.

2008-05-16  Tobias Burnus  <burnus@net-b.de>

        * libgfortran.h: Increase GFC_MAX_DIMENSIONS to 15.
        * array.c (gfc_match_array_spec): Error with -std=f2003 if rank > 7.

2008-05-16  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/rank_1.f90
        * gfortran.dg/rank_2.f90

From-SVN: r135442

gcc/fortran/ChangeLog

+2008-05-16  Tobias Burnus  <burnus@net-b.de>
+
+	* libgfortran.h: Increase GFC_MAX_DIMENSIONS to 15.
+	* array.c (gfc_match_array_spec): Error with -std=f2003 if rank > 7.
+
 2008-04-16  Daniel Kraft  <d@domob.eu>
 
 	PR fortran/27997

gcc/fortran/array.c

@@ -437,6 +437,12 @@ gfc_match_array_spec (gfc_array_spec **asp)
 	  goto cleanup;
 	}
 
+      if (as->rank > 7
+	  && gfc_notify_std (GFC_STD_F2008, "Fortran 2008: Array "
+			     "specification at %C with more than 7 dimensions")
+	     == FAILURE)
+	goto cleanup;
+
       as->rank++;
     }
 

gcc/fortran/libgfortran.h

@@ -88,7 +88,7 @@ libgfortran_error_codes;
 #define GFC_STDERR_UNIT_NUMBER 0
 
 
-#define GFC_MAX_DIMENSIONS 7
+#define GFC_MAX_DIMENSIONS 15
 
 #define GFC_DTYPE_RANK_MASK 0x07
 #define GFC_DTYPE_TYPE_SHIFT 3

gcc/testsuite/ChangeLog

+2008-05-16  Tobias Burnus  <burnus@net-b.de>
+
+	* gfortran.dg/rank_1.f90
+	* gfortran.dg/rank_2.f90
+
 2008-05-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	* gfortran.dg/missing_parens_1.f90: Update test.

gcc/testsuite/gfortran.dg/rank_1.f90

+! { dg-do compile }
+! { dg-options "-std=f2008" }
+!
+! Fortran < 2008 allows 7  dimensions
+! Fortran   2008 allows 15 dimensions (including co-array ranks)
+!
+integer :: a(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15)
+integer :: b(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16) ! { dg-error "has more than 15 dimensions" }
+end

gcc/testsuite/gfortran.dg/rank_2.f90

+! { dg-do compile }
+! { dg-options "-std=f2003" }
+!
+! Fortran < 2008 allows 7  dimensions
+! Fortran   2008 allows 15 dimensions (including co-array ranks)
+!
+integer :: a(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15) ! { dg-error "more than 7 dimensions" }
+end