From 1f2ff704632299087f9c4a87184fb67b03b10d75 Mon Sep 17 00:00:00 2001
From: krcroft <krcroft@users.noreply.github.com>
Date: Mon, 2 Dec 2019 19:13:02 -0800
Subject: [PATCH] Ensure alloca is not defined before defining

---
 src/libs/decoders/stb_vorbis.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/libs/decoders/stb_vorbis.h b/src/libs/decoders/stb_vorbis.h
index 9c0d274a..77a7ee58 100644
--- a/src/libs/decoders/stb_vorbis.h
+++ b/src/libs/decoders/stb_vorbis.h
@@ -601,6 +601,10 @@ enum STBVorbisError
    #undef __forceinline
    #endif
    #define __forceinline
+
+   #ifdef alloca
+   #undef alloca
+   #endif
    #define alloca __builtin_alloca
 #elif !defined(_MSC_VER)
    #if __GNUC__