From e65cd4ce832b52d7b625a1e01cbecb264f9d2716 Mon Sep 17 00:00:00 2001
From: Nikolas Klauser <nikolasklauser@berlin.de>
Date: Thu, 23 Feb 2023 21:17:11 +0100
Subject: [libc++] Enable -Wunused-template

Clang wants to enable this flag by default, but libc++ isn't working with it yet.

Reviewed By: Mordante, #libc, #libc_abi, EricWF

Spies: libcxx-commits, arichardson

Differential Revision: https://reviews.llvm.org/D144667
---
 libcxxabi/src/demangle/StringView.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'libcxxabi')

diff --git a/libcxxabi/src/demangle/StringView.h b/libcxxabi/src/demangle/StringView.h
index 90890e3..07b7cf8 100644
--- a/libcxxabi/src/demangle/StringView.h
+++ b/libcxxabi/src/demangle/StringView.h
@@ -17,9 +17,16 @@
 #define DEMANGLE_STRINGVIEW_H
 
 #include "DemangleConfig.h"
+
+#include <__cxxabi_config.h>
 #include <cassert>
 #include <cstring>
 
+#ifdef _LIBCXXABI_COMPILER_CLANG
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wunused-template"
+#endif
+
 DEMANGLE_NAMESPACE_BEGIN
 
 class StringView {
@@ -119,4 +126,8 @@ inline bool operator==(const StringView &LHS, const StringView &RHS) {
 
 DEMANGLE_NAMESPACE_END
 
+#ifdef _LIBCXXABI_COMPILER_CLANG
+#pragma clang diagnostic pop
+#endif
+
 #endif
-- 
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