[openmp] [lld] [compiler-rt] [flang] [lldb] [libunwind] [libcxxabi] [llvm] [libcxx] [mlir] [clang-tools-extra] [clang] [libc] [clang] static operators should evaluate object argument (reland) (PR #80108)

[Younan Zhang via cfe-commits]

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@@ -651,16 +651,12 @@ class InlayHintVisitor : public RecursiveASTVisitor<InlayHintVisitor> {
     // implied object argument ([over.call.func]), the list of provided
     // arguments is preceded by the implied object argument for the purposes of
     // this correspondence...
-    //
-    // However, we don't have the implied object argument
-    // for static operator() per clang::Sema::BuildCallToObjectOfClassType.
     llvm::ArrayRef<const Expr *> Args = {E->getArgs(), E->getNumArgs()};
     // We don't have the implied object argument through a function pointer
     // either.
     if (const CXXMethodDecl *Method =
             dyn_cast_or_null<CXXMethodDecl>(Callee.Decl))
-      if (Method->isInstance() &&
-          (IsFunctor || Method->hasCXXExplicitFunctionObjectParameter()))
+      if (IsFunctor || Method->hasCXXExplicitFunctionObjectParameter())
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zyn0217 wrote:

So we may have an implied object argument for *static* operator() calls without an explicit object parameter, while it was only applied previously to *non-static* (`isInstance()`) operator() calls.

https://github.com/llvm/llvm-project/pull/80108