[kccqzy]

Having never used Purify back in the day, I really wonder, do you think address sanitizer is an adequate or better replacement for Purify?

[wallstprog]

It's been a while, but IIRC ASAN catches most/all of the memory-related errors that Purify did.

Purify did have a debugger-like GUI that would break on errors, which could be handy.

valgrind can also do most of the same checks, but is much slower.

On my team we use both