re PR fortran/35864 (Revision 133965 broke gfortran.dg/initialization_1.f90)

2008-04-15  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/35864
	* expr.c (scalarize_intrinsic_call): Reorder identification of
	array argument so that if one is not found a segfault does not
	occur.  Return FAILURE if all scalar arguments.

From-SVN: r134329

gcc/fortran/ChangeLog

+2008-04-15  Paul Thomas  <pault@gcc.gnu.org>
+
+	PR fortran/35864
+	* expr.c (scalarize_intrinsic_call): Reorder identification of
+	array argument so that if one is not found a segfault does not
+	occur.  Return FAILURE if all scalar arguments.
+
 2008-04-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 	    Tobias Burnus  <burnus@net-b.de>
 

gcc/fortran/expr.c

@@ -1704,14 +1704,11 @@ scalarize_intrinsic_call (gfc_expr *e)
   gfc_expr *expr, *old;
   int n, i, rank[5], array_arg;
 
-  old = gfc_copy_expr (e);
-
-
   /* Find which, if any, arguments are arrays.  Assume that the old
      expression carries the type information and that the first arg
      that is an array expression carries all the shape information.*/
   n = array_arg = 0;
-  a = old->value.function.actual;
+  a = e->value.function.actual;
   for (; a; a = a->next)
     {
       n++;
@@ -1723,7 +1720,9 @@ scalarize_intrinsic_call (gfc_expr *e)
     }
 
   if (!array_arg)
-    goto cleanup;
+    return FAILURE;
+
+  old = gfc_copy_expr (e);
 
   gfc_free_constructor (expr->value.constructor);
   expr->value.constructor = NULL;
@@ -1763,7 +1762,7 @@ scalarize_intrinsic_call (gfc_expr *e)
     }
 
 
-  /* Using the first argument as the master, step through the array
+  /* Using the array argument as the master, step through the array
      calling the function for each element and advancing the array
      constructors together.  */
   ctor = args[array_arg - 1];