c++: use range-for more

gcc/cp/ChangeLog:

	* call.c (build_array_conv): Use range-for.
	(build_complex_conv): Likewise.
	* constexpr.c (clear_no_implicit_zero)
	(reduced_constant_expression_p): Likewise.
	* decl.c (cp_complete_array_type): Likewise.
	* decl2.c (mark_vtable_entries): Likewise.
	* pt.c (iterative_hash_template_arg):
	(invalid_tparm_referent_p, unify)
	(type_dependent_expression_p): Likewise.
	* typeck.c (build_ptrmemfunc_access_expr): Likewise.

1 files changed, 3 insertions, 11 deletions

diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index 7c2a134..947bbfc 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -9538,9 +9538,6 @@ cp_complete_array_type (tree *ptype, tree initial_value, bool do_default)
 
   if (initial_value)
     {
-      unsigned HOST_WIDE_INT i;
-      tree value;
-
       /* An array of character type can be initialized from a
 	 brace-enclosed string constant.
 
@@ -9562,14 +9559,9 @@ cp_complete_array_type (tree *ptype, tree initial_value, bool do_default)
       /* If any of the elements are parameter packs, we can't actually
 	 complete this type now because the array size is dependent.  */
       if (TREE_CODE (initial_value) == CONSTRUCTOR)
-	{
-	  FOR_EACH_CONSTRUCTOR_VALUE (CONSTRUCTOR_ELTS (initial_value), 
-				      i, value)
-	    {
-	      if (PACK_EXPANSION_P (value))
-		return 0;
-	    }
-	}
+	for (auto &e: CONSTRUCTOR_ELTS (initial_value))
+	  if (PACK_EXPANSION_P (e.value))
+	    return 0;
     }
 
   failure = complete_array_type (ptype, initial_value, do_default);