re PR fortran/13826 (Derived types in DATA statements not PARAMETERs)

fortran:
PR fortran/13826
* primary.c (match_structure_constructor): Rename ...
(gfc_match_structure_constructor): ... to this. Make non-static.
(gfc_match_rvalue): Call renamed function.
* match.h (gfc_match_structure_constructor): Declare.
* match.c (gfc_match_data_constant): Handle structure
constructor.

testsuite:
PR fortran/13826
* gfortran.fortran-torture/compile/data_1.f90: New test.

From-SVN: r81891

gcc/fortran/ChangeLog

 2004-05-15  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
 
+	PR fortran/13826
+	* primary.c (match_structure_constructor): Rename ...
+	(gfc_match_structure_constructor): ... to this. Make non-static.
+	(gfc_match_rvalue): Call renamed function.
+	* match.h (gfc_match_structure_constructor): Declare.
+	* match.c (gfc_match_data_constant): Handle structure
+	constructor.
+
+2004-05-15  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
+
 	PR fortran/13702 
 	(Port from g95)
 	* gfortran.h (gfc_linebuf): New typedef.
@@ -47,7 +57,6 @@
 	preprocessor flags.
 	(all): Add missing initializers.
 
-
 2004-05-15  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
 
 	* Make-lang.in (trans-common.o): Remove redundant dependency.

gcc/fortran/match.c

@@ -2907,12 +2907,15 @@ match_data_constant (gfc_expr ** result)
   if (gfc_find_symbol (name, NULL, 1, &sym))
     return MATCH_ERROR;
 
-  if (sym == NULL || sym->attr.flavor != FL_PARAMETER)
+  if (sym == NULL
+      || (sym->attr.flavor != FL_PARAMETER && sym->attr.flavor != FL_DERIVED))
     {
       gfc_error ("Symbol '%s' must be a PARAMETER in DATA statement at %C",
 		 name);
       return MATCH_ERROR;
     }
+  else if (sym->attr.flavor == FL_DERIVED)
+    return gfc_match_structure_constructor (sym, result);
 
   *result = gfc_copy_expr (sym->value);
   return MATCH_YES;

gcc/fortran/match.h

@@ -120,6 +120,7 @@ match gfc_match_modproc (void);
 match gfc_match_target (void);
 
 /* primary.c */
+match gfc_match_structure_constructor (gfc_symbol *, gfc_expr **);
 match gfc_match_rvalue (gfc_expr **);
 match gfc_match_variable (gfc_expr **, int);
 match gfc_match_actual_arglist (int, gfc_actual_arglist **);

gcc/fortran/primary.c

@@ -1747,8 +1747,8 @@ gfc_expr_attr (gfc_expr * e)
 /* Match a structure constructor.  The initial symbol has already been
    seen.  */
 
-static match
-match_structure_constructor (gfc_symbol * sym, gfc_expr ** result)
+match
+gfc_match_structure_constructor (gfc_symbol * sym, gfc_expr ** result)
 {
   gfc_constructor *head, *tail;
   gfc_component *comp;
@@ -1908,7 +1908,7 @@ gfc_match_rvalue (gfc_expr ** result)
       if (sym == NULL)
 	m = MATCH_ERROR;
       else
-        m = match_structure_constructor (sym, &e);
+        m = gfc_match_structure_constructor (sym, &e);
       break;
 
     /* If we're here, then the name is known to be the name of a

gcc/testsuite/ChangeLog

+2004-05-15  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
+
+	PR fortran/13826
+	* gfortran.fortran-torture/compile/data_1.f90: New test.
+
 2004-05-15  Ulrich Weigand  <uweigand@de.ibm.com>
 
 	* gcc.dg/const-elim-1.c: Remove XFAIL for s390*-*-*.

gcc/testsuite/gfortran.fortran-torture/compile/data_1.f90

+! this tests the fix for PR 13826
+TYPE a
+   REAL x
+END TYPE
+TYPE(a) :: y
+DATA y /a(1.)/ ! used to give an error about non-PARAMETER
+END