Valgrind is an instrumentation framework for building dynamic analysis tools. - Valgrind / git

• How to use Valgrind c++
• Twenty years of Valgrind

Memcheck

How do I use valgrind to find memory leaks?

valgrind --tool=memcheck --leak-check=full --show-leak-kinds=all --track-origins=yes ./build/cg < test_21.txt 
, --leak-check=full

see valgrind: –-tool=memcheck: command not found

Alternatives

• Tracy

Supported platform

• AMD64/Linux: up to and including AVX2. This is the primary development target and tends to be well supported.
• x86/Linux: up to and including SSSE3, but not higher – no SSE4, AVX, AVX2. This target is in maintenance mode now..
• and some others…

Additional tools

• CacheGrind / KCacheGrind

Notes: valgrind-3.13.0

Usage

valgrind --tool=callgrind -v --dump-every-bb=10000000  ./a.out < data/game_1/01.dat 

• Callgrind details
• Tips & Tricks
• Watching for software inefficiencies with Valgrind

UI

kcachegrind