re PR c++/8799 (ICE: Error reporting routines re-entered.)

        PR C++/8799
        * error.c (dump_expr): Don't ever try to dump a non-existent
        expression.

From-SVN: r59814

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 611557b9821469613f1563b4a85796bbc6690883..5da6ebc7e8d7bb4c26d842ef0eed7e154ff6a9f2 100644 (file)
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2002-12-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+
+       PR C++/8799
+       * error.c (dump_expr): Don't ever try to dump a non-existent
+       expression. 
+
 2002-12-03  Jason Merrill  <jason@redhat.com>
 
        * call.c (build_user_type_conversion_1): Don't set ICS_BAD_FLAG on

diff --git a/gcc/cp/error.c b/gcc/cp/error.c
index 495320d6bc9e736ad6d2925ec020793ae21e5944..37f24ecc0b5def04fce2d3215665b1f2a5a784ae 100644 (file)
--- a/gcc/cp/error.c
+++ b/gcc/cp/error.c
@@ -1424,6 +1424,9 @@ dump_expr (t, flags)
      tree t;
      int flags;
 {
+  if (t == 0)
+    return;
+  
   switch (TREE_CODE (t))
     {
     case VAR_DECL: