[libc] [libcxxabi] [lld] [clang-tools-extra] [llvm] [mlir] [flang] [lldb] [libunwind] [clang] [compiler-rt] [openmp] [libcxx] [clang] static operators should evaluate object argument (PR #68485)

[Younan Zhang via cfe-commits]

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@@ -15097,15 +15102,9 @@ ExprResult Sema::CreateOverloadedArraySubscriptExpr(SourceLocation LLoc,
         ExprValueKind VK = Expr::getValueKindForType(ResultTy);
         ResultTy = ResultTy.getNonLValueExprType(Context);
 
-        CallExpr *TheCall;
-        if (Method->isInstance())
-          TheCall = CXXOperatorCallExpr::Create(
-              Context, OO_Subscript, FnExpr.get(), MethodArgs, ResultTy, VK,
-              RLoc, CurFPFeatureOverrides());
-        else
-          TheCall =
-              CallExpr::Create(Context, FnExpr.get(), MethodArgs, ResultTy, VK,
-                               RLoc, CurFPFeatureOverrides());
+        CallExpr *TheCall = CXXOperatorCallExpr::Create(
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zyn0217 wrote:

While I haven’t had time to go through this PR, these lines appear to be the reason for the test failure. We had been relying on these different CallExprs to tell whether we should drop the explicit object parameter at the clangd site (IsFunctor). And this seemingly breaks that expectation as well as changes the AST?

https://github.com/llvm/llvm-project/pull/68485