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From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/18067] [4.0 Regression] ICE at loc_descriptor_from_tree_1 in dwarf2out.c (VLA) with const int.
Date: Sun, 19 Dec 2004 05:22:00 -0000 [thread overview]
Message-ID: <20041219052248.8348.qmail@sourceware.org> (raw)
In-Reply-To: <20041019230355.18067.phython@gcc.gnu.org>
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-12-19 05:22 -------
This patch fixes it but I don't know if it is the correct fix, I have not bootstrapped it yet but it works as it
removes the constraint when not to add SAVE_EXPR around the expression:
Index: tree.c
===============================================================
====
RCS file: /cvs/gcc/gcc/gcc/tree.c,v
retrieving revision 1.457
diff -u -p -r1.457 tree.c
--- tree.c 17 Dec 2004 08:17:01 -0000 1.457
+++ tree.c 19 Dec 2004 05:21:23 -0000
@@ -1669,7 +1669,6 @@ save_expr (tree expr)
inner = skip_simple_arithmetic (t);
if (TREE_INVARIANT (inner)
- || (TREE_READONLY (inner) && ! TREE_SIDE_EFFECTS (inner))
|| TREE_CODE (inner) == SAVE_EXPR
|| TREE_CODE (inner) == ERROR_MARK)
return t;
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18067
next prev parent reply other threads:[~2004-12-19 5:22 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-19 23:04 [Bug debug/18067] New: ICE at loc_descriptor_from_tree_1 in dwarf2out.c phython at gcc dot gnu dot org
2004-10-19 23:06 ` [Bug debug/18067] " phython at gcc dot gnu dot org
2004-10-19 23:12 ` pinskia at gcc dot gnu dot org
2004-10-19 23:14 ` pinskia at gcc dot gnu dot org
2004-10-19 23:43 ` [Bug tree-optimization/18067] [4.0 Regression] ICE at loc_descriptor_from_tree_1 in dwarf2out.c (VLA) pinskia at gcc dot gnu dot org
2004-10-19 23:49 ` pinskia at gcc dot gnu dot org
2004-10-20 0:01 ` reichelt at gcc dot gnu dot org
2004-10-31 16:33 ` phython at gcc dot gnu dot org
2004-10-31 17:06 ` pinskia at gcc dot gnu dot org
2004-11-17 15:13 ` phython at gcc dot gnu dot org
2004-12-19 5:13 ` [Bug tree-optimization/18067] [4.0 Regression] ICE at loc_descriptor_from_tree_1 in dwarf2out.c (VLA) with const int pinskia at gcc dot gnu dot org
2004-12-19 5:22 ` pinskia at gcc dot gnu dot org [this message]
2004-12-19 5:52 ` pinskia at gcc dot gnu dot org
2004-12-19 5:52 ` pinskia at gcc dot gnu dot org
2004-12-19 21:08 ` cvs-commit at gcc dot gnu dot org
2004-12-19 21:10 ` rth at gcc dot gnu dot org
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