Question

my.cpp：

#include<stdio.h>
int main()
{
  printf("hello main");
  return 0;
}

用gcc构建然后我使用gdb来运行程序，发生错误。 gdb：未知目标异常0x406d1388位于0x75fca6f2

Program received signal ?, Unknown signal.
0x75fca6f2 in RaiseException ()
   from /cygdrive/c/WINDOWS/System32/KERNELBASE.dll

gcc info：

Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/i686-pc-cygwin/5.4.0/lto-wrapper.exe
Target: i686-pc-cygwin
Thread model: posix
gcc version 5.4.0 (GCC)

gdb信息：

GNU gdb (GDB) (Cygwin 7.10.1-1) 7.10.1
Copyright (C) 2015 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i686-pc-cygwin".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word".

Answer 1

这是此版本的GDB的已知错误。 This链接可能会对您有所帮助。

Answer 2

当我将我的cygwin更改为64版时，问题就得到了解决。我认为这可能是另一个与“众所周知的”GDB错误不同的错误。

cygwin gdb程序收到信号？，未知信号

2 个答案: