* c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.

From-SVN: r109966

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3eb84e7a71dff6e5036f63fc032239dff69a3e8d..71eb7007f46428ba0bbace4b7dcb3ece743c68d2 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2006-01-19  Richard Sandiford  <richard@codesourcery.com>
+
+       * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
+
 2006-01-19  Jan Hubicka  <jh@suse.cz>
 
        * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.

diff --git a/gcc/c-decl.c b/gcc/c-decl.c
index 8320acaf6514668d51a547477ef967493d5c40e6..d3bf14290c8095c3a4ab0bc3b83747a3d2d4eedb 100644 (file)
--- a/gcc/c-decl.c
+++ b/gcc/c-decl.c
@@ -3076,14 +3076,12 @@ set_array_declarator_inner (struct c_declarator *decl,
 static void
 add_flexible_array_elts_to_size (tree decl, tree init)
 {
-  unsigned int size;
   tree elt, type;
 
-  size = VEC_length (constructor_elt, CONSTRUCTOR_ELTS (init));
-  if (size == 0)
+  if (VEC_empty (constructor_elt, CONSTRUCTOR_ELTS (init)))
     return;
 
-  elt = VEC_index (constructor_elt, CONSTRUCTOR_ELTS (init), size - 1)->value;
+  elt = VEC_last (constructor_elt, CONSTRUCTOR_ELTS (init))->value;
   type = TREE_TYPE (elt);
   if (TREE_CODE (type) == ARRAY_TYPE
       && TYPE_SIZE (type) == NULL_TREE