BUS error


 
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# 1  
Old 03-22-2006
BUS error

Hi!

I've got a program which runs fine under Linux, but I have compiled it to run under SunOS 5.8 in a Sparc computer, and now it sometimes fails with "bus error".

Ussing gdb I surfed to the error line, which is
Code:
*pointer = some_vector[i];

where some_vector is a 16 byte struct (4 integers) Array, and the pointer is an IPC shared memory pointer shifted with some offset and casted to match that struct (the program saves files and info in a shared region).

I think this error is related to some alignment restriction or something like that, but, can it be due to another reason, such as acceding unexisting memory?
If it's an alignment problem, is there a simple way to solve it (adding some padding to the struct, etc...)?

Thanks in advance
# 2  
Old 03-22-2006
provide a handler to your code to track signal 10,
you can exactly trap the point where your program receives the signal.
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