from gdb.texinfo on 11 July 1994 -->
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Under some operating systems, breakpoints cannot be used in a program if any other process is running that program. In this situation, attempting to run or continue a program with a breakpoint causes GDB to stop the other process.
When this happens, you have three ways to proceed:
exec-file
command to specify that GDB
should run your program under that name. Then start your program again.
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