gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.

	* gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.

	* tree.c (get_tree_code_name): Likewise.
	* print-tree.c (print_node): Only briefly print a node with an
	invalid code.

From-SVN: r272150

1 files changed, 5 insertions, 1 deletions

diff --git a/gcc/tree.c b/gcc/tree.c
index 5d95553..e879f15 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -13450,7 +13450,11 @@ get_tree_code_name (enum tree_code code)
   const char *invalid = "<invalid tree code>";
 
   if (code >= MAX_TREE_CODES)
-    return invalid;
+    {
+      if (code == 0xa5a5)
+	return "ggc_freed";
+      return invalid;
+    }
 
   return tree_code_name[code];
 }