Fix comment.

From-SVN: r1963

diff --git a/gcc/tree.c b/gcc/tree.c
index 55a476e8784ab8d709e3e8a9965589090c515f70..c22f3b8aa05f8df7ba3da82f16757bc030528230 100644 (file)
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -2167,9 +2167,7 @@ build_decl (code, name, type)
 \f
 /* BLOCK nodes are used to represent the structure of binding contours
    and declarations, once those contours have been exited and their contents
-   compiled.  This information is used for outputting debugging info.
-   A BLOCK may have a "controller" which is a BIND_EXPR node.
-   Then the BLOCK is ignored unless the controller has the TREE_USED flag.  */
+   compiled.  This information is used for outputting debugging info.  */
 
 tree
 build_block (vars, tags, subblocks, supercontext, chain)