mib added inline comments.
================
Comment at: lldb/source/Plugins/Language/ObjC/ObjCLanguage.h:96-98
+ bool IsMangledName(llvm::StringRef name) const override {
+ return false;
+ }
----------------
friss wrote:
> shafik wrote:
> > xiaobai wrote:
> > > friss wrote:
> > > > The original code was calling `IsPossibleObjCMethodName` and it looks
> > > > like you completely lose this codepath with this rewrite. Unclear to me
> > > > if it's the right thing to return here, but that's definitely a change
> > > > in behavior.
> > > If I understand correctly, Objective-C names aren't mangled in general,
> > > and are usually stored in the `m_demangled` name of `Mangled`, so that
> > > code path should have been bogus to begin with. Maybe I'm missing a
> > > detail though?
> > >
> > > I can add a comment to this to clarify that Objective-C names aren't
> > > mangled (if I am correct in my understanding).
> > I believe this is true, I have not verified it myself. I believe what
> > happens is that `m_mangled` is just set directly in the Objective-C but it
> > probably would be nice to verify this via a test in `MangledTest.cpp` I
> > actually though @mib had added a test here for Objective-C the other day.
> > If I understand correctly, Objective-C names aren't mangled in general, and
> > are usually stored in the m_demangled name of Mangled, so that code path
> > should have been bogus to begin with. Maybe I'm missing a detail though?
>
> I'm just pointing out a change in behavior. If a `Mangled` object had
> `m_mangled` set to an Obj-C method name, `GuessLanguage()` would have
> returned `eLanguageTypeObjC` before your patch. It won't do it after. I don't
> actually know whether we ever put a method name in `m_mangled`, but I bet we
> do.
>
> Whether Obj-C symbols are actually mangled or not is debatable too. The name
> of the method symbol tells you whether it is a class or instance method and
> the number and names of arguments. Looks pretty close to the information the
> C++ mangling gives you for a symbol.
In D71237, I only added a test for the `function.mangled-name` frame-format
entity with a C++ example.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D74187/new/
https://reviews.llvm.org/D74187
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