[committed, trivial] Use make_copy_constraint in ipa_pta_execute

[committed, trivial] Use make_copy_constraint in ipa_pta_execute

[Tom de Vries]

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Hi,

this patch gives us shorter code in ipa_pta_execute, by using 
make_copy_constraint.

Bootstrapped and reg-tested on x86_64.

Committed to trunk as trivial.

Thanks,
- Tom

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Use make_copy_constraint in ipa_pta_execute

2015-10-30  Tom de Vries  <tom@codesourcery.com>

	* tree-ssa-structalias.c (ipa_pta_execute): Use make_copy_constraint.
---
 gcc/tree-ssa-structalias.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c
index 55608ef..f142ca0 100644
--- a/gcc/tree-ssa-structalias.c
+++ b/gcc/tree-ssa-structalias.c
@@ -7384,17 +7384,7 @@ ipa_pta_execute (void)
 	      fi = lookup_vi_for_tree (node->decl);
 	      rvi = first_vi_for_offset (fi, fi_result);
 	      if (rvi && rvi->offset == fi_result)
-		{
-		  struct constraint_expr includes;
-		  struct constraint_expr var;
-		  includes.var = escaped_id;
-		  includes.offset = 0;
-		  includes.type = SCALAR;
-		  var.var = rvi->id;
-		  var.offset = 0;
-		  var.type = SCALAR;
-		  process_constraint (new_constraint (includes, var));
-		}
+		make_copy_constraint (get_varinfo (escaped_id), rvi->id);
 	    }
 	}
 
-- 
1.9.1