re PR tree-optimization/18572 (Bus error compiling makegpr.adb on Mac OS X 10.3)

2004-11-22  Andrew Pinski  <pinskia@physics.uc.edu>

        PR tree-opt/18572
        * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
        it.

From-SVN: r91024

gcc/ChangeLog

+2004-11-22  Andrew Pinski  <pinskia@physics.uc.edu>
+
+	PR tree-opt/18572
+	* tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
+	it.
+
 2004-11-22  Richard Henderson  <rth@redhat.com>
 
 	* function.c (assign_parm_setup_block): Revert 11-13 change to

gcc/tree-sra.c

@@ -1832,6 +1832,8 @@ scalarize_init (struct sra_elt *lhs_elt, tree rhs, block_stmt_iterator *bsi)
   /* Generate initialization statements for all members extant in the RHS.  */
   if (rhs)
     {
+      /* Unshare the expression just in case this is from a decl's initial.  */
+      rhs = unshare_expr (rhs);
       push_gimplify_context ();
       result = generate_element_init (lhs_elt, rhs, &list);
       pop_gimplify_context (NULL);