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bug#38748: 28.0.50; crash on MacOS 10.15.2
From: |
Robert Pluim |
Subject: |
bug#38748: 28.0.50; crash on MacOS 10.15.2 |
Date: |
Wed, 08 Jan 2020 23:23:48 +0100 |
>>>>> On Wed, 8 Jan 2020 22:18:11 +0000, Pip Cet <pipcet@gmail.com> said:
Pip> On Wed, Jan 8, 2020 at 9:43 PM Robert Pluim <rpluim@gmail.com> wrote:
>> gcc --version
>> Configured with: --prefix=/Library/Developer/CommandLineTools/usr
--with-gxx-include-dir=/usr/include/c++/4.2.1
>> Apple LLVM version 10.0.1 (clang-1001.0.46.4)
>> Target: x86_64-apple-darwin18.7.0
>> Thread model: posix
>> InstalledDir: /Library/Developer/CommandLineTools/usr/bin
>>
>> Iʼve attached the disassembly of the two versions. They're very very
>> similar (this is with -g3 -O0).
Pip> But wait, doesn't the bug happen in both unoptimized versions? I
Pip> should have been clearer: my suspicion is the bug only goes away if
Pip> tail calls are optimized, which happens only with optimizations
Pip> enabled.
No, it only happens with the initialisation of 'ok', optimised or not.
As another data point, Iʼm writing this from an emacs with 'ok =
true', which has not crashed yet....
Robert
- bug#38748: 28.0.50; crash on MacOS 10.15.2, (continued)
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Pip Cet, 2020/01/10
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Eli Zaretskii, 2020/01/10
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Alan Third, 2020/01/11
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Pip Cet, 2020/01/11
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Alan Third, 2020/01/11
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Robert Pluim, 2020/01/08
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Pip Cet, 2020/01/08
- bug#38748: 28.0.50; crash on MacOS 10.15.2,
Robert Pluim <=
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Robert Pluim, 2020/01/09
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Eli Zaretskii, 2020/01/09
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Robert Pluim, 2020/01/09
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Pip Cet, 2020/01/09
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Eli Zaretskii, 2020/01/09
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Robert Pluim, 2020/01/09
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Eli Zaretskii, 2020/01/09
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Andrii Kolomoiets, 2020/01/09
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Robert Pluim, 2020/01/09
- bug#38748: 28.0.50; crash on MacOS 10.15.2, Pip Cet, 2020/01/09