2011-04-28 Richard Guenther <rguenther@suse.de>

	PR bootstrap/48804
	Revert
	2011-04-28  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (solve_constraints): Build succ graph
	as late as possible.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@173067 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e8ff75e..1a21bea 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,14 @@
 2011-04-28  Richard Guenther  <rguenther@suse.de>
 
+       PR bootstrap/48804
+       Revert
+       2011-04-28  Richard Guenther  <rguenther@suse.de>
+
+       * tree-ssa-structalias.c (solve_constraints): Build succ graph
+       as late as possible.
+ 
+2011-04-28  Richard Guenther  <rguenther@suse.de>
+
        * tree-ssa-structalias.c (dump_constraint): Don't end the line.
        (debug_constraint): Do it here.
        (dump_constraints): And here.

diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c
index 0d6e098..3aab8ee 100644 (file)
--- a/gcc/tree-ssa-structalias.c
+++ b/gcc/tree-ssa-structalias.c
@@ -6359,10 +6359,11 @@ solve_constraints (void)
     fprintf (dump_file, "Rewriting constraints and unifying "
             "variables\n");
   rewrite_constraints (graph, si);
-  free_var_substitution_info (si);
 
   build_succ_graph ();
 
+  free_var_substitution_info (si);
+
   /* Attach complex constraints to graph nodes.  */
   move_complex_constraints (graph);