From: Tom Hughes <tom@compton.nu>
Date: Thu, 7 Oct 2004 08:21:38 +0000 (+0000)
Subject: Assert on any attempt to make a symbol a typedef for itself.
X-Git-Tag: svn/VALGRIND_3_0_0~1556
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a6dcbe14ec2d4092b53b4c8b2214e838c15de581;p=thirdparty%2Fvalgrind.git

Assert on any attempt to make a symbol a typedef for itself.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@2732
---

diff --git a/coregrind/vg_symtypes.c b/coregrind/vg_symtypes.c
index 2018a3b48e..52643ecd02 100644
--- a/coregrind/vg_symtypes.c
+++ b/coregrind/vg_symtypes.c
@@ -399,6 +399,7 @@ SymType *VG_(st_mktypedef)(SymType *st, Char *name, SymType *type)
 {
    st = alloc(st);
 
+   vg_assert(st != type);
    vg_assert(st->kind == TyUnresolved || st->kind == TyUnknown ||
 	     st->kind == TyStruct || st->kind == TyUnion ||
 	     st->kind == TyTypedef);