[clang] [CIR] Add pass_object_size hidden parameter support (PR #191482)

[via cfe-commits]

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@@ -1397,8 +1407,14 @@ void CIRGenFunction::emitCallArgs(
     if (!ps)
       return;
 
-    assert(!cir::MissingFeatures::opCallImplicitObjectSizeArgs());
-    cgm.errorNYI("emit implicit object size for call arg");
+    QualType sizeTy = getContext().getSizeType();
+    assert(emittedArg.getValue() && "We emitted nothing for the arg?");
+    mlir::Value v = evaluateOrEmitBuiltinObjectSize(
+        arg, ps->getType(), cast<cir::IntType>(cgm.sizeTy),
+        emittedArg.getValue(), ps->isDynamic());
+    args.add(RValue::get(v), sizeTy);
+    if (!leftToRight)
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adams381 wrote:

Comment was added in an earlier push — see lines 1459-1461 in the latest revision (commit 55be23ecfa65).

https://github.com/llvm/llvm-project/pull/191482