[PATCH] D116597: [analyzer] Don't track function calls as control dependencies
Artem Dergachev via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Wed Jan 5 22:14:54 PST 2022
NoQ added a comment.
Interesting. Might it be that in this scenario in order to be of interest to the user the condition value has to be trackable back to the current stack frame?
> the popular feedback we hear from some of our users, namely that they can never have too much information
They should try `prune-paths=false` in C++. Hundreds of inlined copy-constructors will definitely give them the desired experience ;)
================
Comment at: clang/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp:1931-1933
+ // If the condition was a function call, we likely won't gain much from
+ // tracking it either. Evidence suggests that it will mostly trigger in
+ // scenarios like this:
----------------
Let's make it clear that this decision is purely stochastic: we can totally build an artificial example where this results in bad behavior but we've never seen one in practice.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D116597/new/
https://reviews.llvm.org/D116597
More information about the cfe-commits
mailing list