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re PR c++/7788 (g++-3.2 internal error: Segmentation fault)

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cp:
	PR c++/7788
	* rtti.c (unemitted_tinfo_decl_p): Check it has a field.
testsuite:
	* g++.dg/rtti/crash1.C: New test.

From-SVN: r57630
This commit is contained in:
Nathan Sidwell 2002-09-29 18:27:02 +00:00 committed by Nathan Sidwell
parent 6ca6193b82
commit 03357c23e9
4 changed files with 24 additions and 3 deletions
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5
gcc/cp/ChangeLog
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@ -1,3 +1,8 @@
2002-09-29 Nathan Sidwell <nathan@codesourcery.com>
PR c++/7788
* rtti.c (unemitted_tinfo_decl_p): Check it has a field.
2002-09-29 Kazu Hirata <kazu@cs.umass.edu> 2002-09-29 Kazu Hirata <kazu@cs.umass.edu>
* cp-tree.h: Fix comment typos. * cp-tree.h: Fix comment typos.

8
gcc/cp/rtti.c
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@ -1419,11 +1419,13 @@ unemitted_tinfo_decl_p (t, data)
TREE_CODE (t) == VAR_DECL TREE_CODE (t) == VAR_DECL
/* whos name points back to itself */ /* whos name points back to itself */
&& IDENTIFIER_GLOBAL_VALUE (DECL_NAME (t)) == t && IDENTIFIER_GLOBAL_VALUE (DECL_NAME (t)) == t
/* whos name's type is non-null */ /* whose name's type is non-null */
&& TREE_TYPE (DECL_NAME (t)) && TREE_TYPE (DECL_NAME (t))
/* and whos type is a struct */ /* and whose type is a struct */
&& TREE_CODE (TREE_TYPE (t)) == RECORD_TYPE && TREE_CODE (TREE_TYPE (t)) == RECORD_TYPE
/* with a first field of our pseudo type info */ /* with a field */
&& TYPE_FIELDS (TREE_TYPE (t))
/* which is our pseudo type info */
&& TREE_TYPE (TYPE_FIELDS (TREE_TYPE (t))) == ti_desc_type_node) && TREE_TYPE (TYPE_FIELDS (TREE_TYPE (t))) == ti_desc_type_node)
return 1; return 1;
return 0; return 0;

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2002-09-29 Nathan Sidwell <nathan@codesourcery.com>
* g++.dg/rtti/crash1.C: New test.
2002-09-29 Hans-Peter Nilsson <hp@bitrange.com> 2002-09-29 Hans-Peter Nilsson <hp@bitrange.com>
* gcc.dg/sibcall-1.c, gcc.dg/sibcall-2.c, gcc.dg/sibcall-3.c, * gcc.dg/sibcall-1.c, gcc.dg/sibcall-2.c, gcc.dg/sibcall-3.c,

10
gcc/testsuite/g++.dg/rtti/crash1.C Normal file
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@ -0,0 +1,10 @@
// { dg-do compile }
// Copyright (C) 2002 Free Software Foundation, Inc.
// Contributed by Nathan Sidwell 29 Sep 2002 <nathan@codesourcery.com>
// PR 7788. ICE
class foo;
extern const foo bar;
class bar;