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JohnBobSmith/g++ and gdb experiment

Created February 11, 2018 15:12
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g++ and gdb experiment
Sun Feb 11 jbs@dmb-gaming-laptop -> make clean
rm -f *.o debugging_tests
Sun Feb 11 jbs@dmb-gaming-laptop -> ls
main.cpp Makefile
Sun Feb 11 jbs@dmb-gaming-laptop -> make
g++ -c -o main.o main.cpp
g++ -o debugging_tests main.o -g -Wall
Sun Feb 11 jbs@dmb-gaming-laptop -> gdb debugging_tests
GNU gdb (GDB) 8.1
Copyright (C) 2018 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 "x86_64-pc-linux-gnu".
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"...
Reading symbols from debugging_tests...(no debugging symbols found)...done.
(gdb) break main.cpp:5
No symbol table is loaded. Use the "file" command.
Make breakpoint pending on future shared library load? (y or [n]) n
(gdb) quit
Sun Feb 11 jbs@dmb-gaming-laptop -> make clean
rm -f *.o debugging_tests
Sun Feb 11 jbs@dmb-gaming-laptop -> g++ main.cpp -g
Sun Feb 11 jbs@dmb-gaming-laptop -> ls
a.out main.cpp Makefile
Sun Feb 11 jbs@dmb-gaming-laptop -> gdb a.out
GNU gdb (GDB) 8.1
Copyright (C) 2018 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 "x86_64-pc-linux-gnu".
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"...
Reading symbols from a.out...done.
(gdb) break main.cpp:5
Breakpoint 1 at 0x822: file main.cpp, line 5.
(gdb) quit
Sun Feb 11 jbs@dmb-gaming-laptop ->
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