erichkeane added inline comments.
================
Comment at: clang/lib/Analysis/CFG.cpp:4156
// CFG generation for unevaluated operands.
- if (S && !S->isTypeDependent() && S->isPotentiallyEvaluated())
+ if (!S->isTypeDependent() && S->isPotentiallyEvaluated())
return VisitChildren(S);
----------------
schittir wrote:
> erichkeane wrote:
> > I get that we're counting on the dereference on 4145 to have made this
> > check irrelevant, but are we sure that we KNOW that "S" is non-null here
> > otherwise? That is, is the bug actually 4145 doing 'alwaysAdd' without
> > checking vs the unnecessary check here?
> VisitCXXTypeidExpr is used only in one place - here
> https://github.com/llvm/llvm-project/blob/a89c9b35be08b665cc1a01d840bc20349ba1308f/clang/lib/Analysis/CFG.cpp#L2288
> where S is not null. Null check for S already happens at the beginning of
> the method where VisitCXXTypeidExpr is called.
SG, an assert is perhaps not a bad idea, but LGTM. I don't know very much
about the CFG stuff, so aaron might wish to take a final look.
================
Comment at: clang/lib/CodeGen/CGObjCGNU.cpp:58
/// used as arguments will necessarily be available at construction time.
- LazyRuntimeFunction()
- : CGM(nullptr), FunctionName(nullptr), Function(nullptr) {}
+ LazyRuntimeFunction() {}
----------------
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D153589/new/
https://reviews.llvm.org/D153589
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