From: Volker Reichelt <reichelt@igpm.rwth-aachen.de>
Date: Wed, 8 Jun 2005 11:26:05 +0000 (+0000)
Subject: re PR c++/20563 (Infinite loop in diagnostic (and ice after error message))
X-Git-Tag: releases/gcc-3.4.5~378
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=62ddb05da370e8272987c359ebb48c8e50c37e13;p=thirdparty%2Fgcc.git

re PR c++/20563 (Infinite loop in diagnostic (and ice after error message))

	PR c++/20563
	* parser.c (cp_parser_label_declaration): Deal with invalid/missing
	identifiers.

	* g++.dg/ext/label4.C: New test.

From-SVN: r100756
---

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index bd8c19605487..6853265500a2 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2005-06-08  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+
+	PR c++/20563
+	* parser.c (cp_parser_label_declaration): Deal with invalid/missing
+	identifiers.
+
 2005-06-03  Mark Mitchell  <mark@codesourcery.com>
 
 	PR c++/21853
diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c
index fb0d1e305130..8765ff10e69e 100644
--- a/gcc/cp/parser.c
+++ b/gcc/cp/parser.c
@@ -13639,7 +13639,10 @@ cp_parser_label_declaration (cp_parser* parser)
 
       /* Look for an identifier.  */
       identifier = cp_parser_identifier (parser);
-      /* Declare it as a lobel.  */
+      /* If we failed, stop.  */
+      if (identifier == error_mark_node)
+	break;
+      /* Declare it as a label.  */
       finish_label_decl (identifier);
       /* If the next token is a `;', stop.  */
       if (cp_lexer_next_token_is (parser->lexer, CPP_SEMICOLON))
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index ac6e72a4925b..728824453a10 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2005-06-08  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+
+	PR c++/20563
+	* g++.dg/ext/label4.C: New test.
+
 2005-06-03  Mark Mitchell  <mark@codesourcery.com>
 
 	PR c++/21853