From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-196884-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 29185 invoked by alias); 13 Sep 2006 21:33:39 -0000
Received: (qmail 29160 invoked by uid 48); 13 Sep 2006 21:33:33 -0000
Date: Wed, 13 Sep 2006 21:33:00 -0000
Message-ID: <20060913213333.29159.qmail@sourceware.org>
X-Bugzilla-Reason: CC
References: <bug-29059-13019@http.gcc.gnu.org/bugzilla/>
Subject: [Bug c++/29059] [4.2 regression] ICE: verify_stmts failed (invalid operand to unary operator ""[0];)
In-Reply-To: <bug-29059-13019@http.gcc.gnu.org/bugzilla/>
Reply-To: gcc-bugzilla@gcc.gnu.org
To: gcc-bugs@gcc.gnu.org
From: "tbm at cyrius dot com" <gcc-bugzilla@gcc.gnu.org>
Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
X-SW-Source: 2006-09/txt/msg01297.txt.bz2
List-Id: <gcc-bugs.sourceware.org>



------- Comment #4 from tbm at cyrius dot com  2006-09-13 21:33 -------
Here's a C testcase:

tbm@coconut0:~$ /usr/lib/gcc-snapshot/bin/gcc -c -O -Wwrite-strings
bsdgames-input.c
bsdgames-input.c: In function 'rezero':
bsdgames-input.c:15: error: invalid operand to unary operator
""[0];

bsdgames-input.c:15: internal compiler error: verify_stmts failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
For Debian GNU/Linux specific bug reporting instructions,
see <URL:file:///usr/share/doc/gcc-4.1/README.Bugs>.
tbm@coconut0:~$ cat bsdgames-input.c
extern char *strcpy (char *__restrict __dest, __const char *__restrict __src)
  __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
typedef struct
{
}
RULE;
typedef struct
{
  char str[20];
}
STACK;
STACK stack[15];
int level;
rezero ()
{
  level = 0;
  strcpy (stack[level].str, "");
}


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29059