From 941728e3137874813239fadff31eafade02db7c7 Mon Sep 17 00:00:00 2001
From: Eisenwave <me@eisenwave.net>
Date: Sun, 9 Nov 2025 16:25:44 +0100
Subject: [PATCH 1/2] CWG1670 auto as conversion-type-id

Also a late resolution of NB FI 4 (C++14 CD).
---
 source/declarations.tex | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/source/declarations.tex b/source/declarations.tex
index ea7f08fc55..510def3e41 100644
--- a/source/declarations.tex
+++ b/source/declarations.tex
@@ -1859,7 +1859,8 @@
 \pnum
 A placeholder type can appear in
 the \grammarterm{decl-specifier-seq} or \grammarterm{type-specifier-seq}
-in the declared return type of a function declarator that declares a function;
+in the declared return type of a function declarator
+that declares a function other than a conversion function\iref{class.conv.fct};
 the return type of the function is
 deduced from non-discarded \tcode{return} statements, if any, in the body
 of the function\iref{stmt.if}.

From 1a315f5c3c3ce3ef479eddf2040cb1b5a023005b Mon Sep 17 00:00:00 2001
From: Eisenwave <me@eisenwave.net>
Date: Sun, 9 Nov 2025 16:32:01 +0100
Subject: [PATCH 2/2] [class.conv.fct] Remove line incorrectly stating that
 "operator auto" is well-formed

---
 source/classes.tex | 1 -
 1 file changed, 1 deletion(-)

diff --git a/source/classes.tex b/source/classes.tex
index 0be1a5e509..6e306c54c1 100644
--- a/source/classes.tex
+++ b/source/classes.tex
@@ -2712,7 +2712,6 @@
 \begin{example}
 \begin{codeblock}
 struct S {
-  operator auto() const { return 10; }      // OK
   template<class T>
   operator auto() const { return 1.2; }     // error: conversion function template
 };