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bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build)
From: |
Ken Brown |
Subject: |
bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build) |
Date: |
Fri, 20 Jun 2014 12:43:14 -0400 |
User-agent: |
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 |
On 6/20/2014 10:54 AM, Ken Brown wrote:
On 6/20/2014 3:47 PM, Eli Zaretskii wrote:
Date: Fri, 20 Jun 2014 15:40:28 +0100
From: Ken Brown <kbrown@cornell.edu>
CC: 17817@debbugs.gnu.org
(gdb) p type + 0
$2 = 1
(gdb) p UNKNOWN_BT + 0
$3 = 0
(gdb) p NEUTRAL_ON + 0
$4 = 23
So, as you said, this is nonsense.
Yeah. But still, the machine insists the value was bad. Hmmm...
Can you show the disassembly of bidi_check_type?
(gdb) disas bidi_check_type
Dump of assembler code for function bidi_check_type:
0x004d2837 <+0>: push %ebp
0x004d2838 <+1>: mov %esp,%ebp
0x004d283a <+3>: sub $0x18,%esp
0x004d283d <+6>: movzbl 0x9063f8,%eax
0x004d2844 <+13>: xor $0x1,%eax
0x004d2847 <+16>: test %al,%al
0x004d2849 <+18>: je 0x4d286d <bidi_check_type+54>
0x004d284b <+20>: cmpl $0x17,0x8(%ebp)
0x004d284f <+24>: jbe 0x4d286d <bidi_check_type+54>
0x004d2851 <+26>: movl $0x149,0x8(%esp)
0x004d2859 <+34>: movl $0x86cc70,0x4(%esp)
0x004d2861 <+42>: movl $0x86ccbc,(%esp)
0x004d2868 <+49>: call 0x56e818 <die>
0x004d286d <+54>: leave
0x004d286e <+55>: ret
End of assembler dump.
Sorry, that's from the 32-bit build. Here's the correct one:
(gdb) disas bidi_check_type
Dump of assembler code for function bidi_check_type:
0x00000001004fb4c3 <+0>: push %rbp
0x00000001004fb4c4 <+1>: mov %rsp,%rbp
0x00000001004fb4c7 <+4>: sub $0x20,%rsp
0x00000001004fb4cb <+8>: mov %ecx,0x10(%rbp)
0x00000001004fb4ce <+11>: mov 0x56402b(%rip),%rax #
0x100a5f500 <.refptr.suppress_checking>
0x00000001004fb4d5 <+18>: movzbl (%rax),%eax
0x00000001004fb4d8 <+21>: xor $0x1,%eax
0x00000001004fb4db <+24>: test %al,%al
0x00000001004fb4dd <+26>: je 0x1004fb4ff <bidi_check_type+60>
0x00000001004fb4df <+28>: cmpl $0x17,0x10(%rbp)
0x00000001004fb4e3 <+32>: jbe 0x1004fb4ff <bidi_check_type+60>
0x00000001004fb4e5 <+34>: mov $0x149,%r8d
0x00000001004fb4eb <+40>: lea 0x53303e(%rip),%rdx #
0x100a2e530 <DEFAULT_REHASH_SIZE+56>
0x00000001004fb4f2 <+47>: lea 0x53303f(%rip),%rcx #
0x100a2e538 <DEFAULT_REHASH_SIZE+64>
0x00000001004fb4f9 <+54>: callq 0x1005ba90b <die>
=> 0x00000001004fb4fe <+59>: nop
0x00000001004fb4ff <+60>: add $0x20,%rsp
0x00000001004fb503 <+64>: pop %rbp
0x00000001004fb504 <+65>: retq
End of assembler dump.
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build), Ken Brown, 2014/06/20
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build), Eli Zaretskii, 2014/06/20
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build), Ken Brown, 2014/06/20
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build), Eli Zaretskii, 2014/06/20
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build), Ken Brown, 2014/06/20
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build),
Ken Brown <=
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build), Eli Zaretskii, 2014/06/20
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build), Ken Brown, 2014/06/21
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build), Eli Zaretskii, 2014/06/21
- bug#17817: 24.3.91; Assertion failure in bidi.c (Cygwin-w32 build), Ken Brown, 2014/06/21