From 3de2c290fe760f92622007097218005ba735f382 Mon Sep 17 00:00:00 2001
From: Bernhard Schelling <14200249+schellingb@users.noreply.github.com>
Date: Thu, 10 Dec 2020 09:35:08 +0900
Subject: [PATCH] Mark function possibly unused to suppress warning

Add attribute to avoid the warnings "rbuf__grow' defined but not used [-Wunused-function]" (GCC/Clang) and "unreferenced local function has been removed" (MSVC).
---
 libretro-common/include/array/rbuf.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libretro-common/include/array/rbuf.h b/libretro-common/include/array/rbuf.h
index 3ec15380a3..deb045fbbb 100644
--- a/libretro-common/include/array/rbuf.h
+++ b/libretro-common/include/array/rbuf.h
@@ -85,6 +85,12 @@ struct rbuf__hdr
    size_t cap;
 };
 
+#ifdef __GNUC__
+__attribute__((__unused__))
+#elif defined(_MSC_VER)
+#pragma warning(push)
+#pragma warning(disable:4505) //unreferenced local function has been removed
+#endif
 static void *rbuf__grow(void *buf,
       size_t new_len, size_t elem_size)
 {
@@ -107,5 +113,8 @@ static void *rbuf__grow(void *buf,
    new_hdr->cap    = new_cap;
    return new_hdr + 1;
 }
+#if defined(_MSC_VER)
+#pragma warning(pop)
+#endif
 
 #endif