[Bug c++/18652] [4.0 regression] ICE on invalid redeclaration

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2004-11-29 14:18 -------
Subject: Bug 18652

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	lerdsuwa@gcc.gnu.org	2004-11-29 14:17:35

Modified files:
	gcc/cp         : cp-tree.h decl.c name-lookup.c pt.c ChangeLog 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/g++.dg/lookup: crash6.C 

Log message:
	PR c++/18652
	* name-lookup.c (pushtag): Change return type to tree.
	* cp-tree.h (pushtag): Adjust declaration.
	* decl.c (xref_tag, start_enum): Use return value of pushtag.
	* pt.c (push_template_decl_real): Return immediately if
	pushdecl_namespace_level returns error_mark_node.
	
	* g++.dg/lookup/crash6.C: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/cp-tree.h.diff?cvsroot=gcc&r1=1.1075&r2=1.1076
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/decl.c.diff?cvsroot=gcc&r1=1.1335&r2=1.1336
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/name-lookup.c.diff?cvsroot=gcc&r1=1.97&r2=1.98
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/pt.c.diff?cvsroot=gcc&r1=1.950&r2=1.951
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/ChangeLog.diff?cvsroot=gcc&r1=1.4502&r2=1.4503
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/lookup/crash6.C.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.4675&r2=1.4676



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18652