From 344db1b25135ee87e5fd1b7bb7ffdbc061bd19ec Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <anonymous.maarten@gmail.com>
Date: Mon, 27 Mar 2023 18:56:10 +0200
Subject: [PATCH] Fix -Wundef warnings due to use of unguarded
 SDL_SSE3_INTRINSICS

---
 src/audio/SDL_audiocvt.c         | 4 ++--
 test/testautomation_intrinsics.c | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/audio/SDL_audiocvt.c b/src/audio/SDL_audiocvt.c
index 8c683678c4..3d6debb5b5 100644
--- a/src/audio/SDL_audiocvt.c
+++ b/src/audio/SDL_audiocvt.c
@@ -144,7 +144,7 @@ static int SDL_ConvertAudio(SDL_AudioCVT * cvt);
  * 8 channels (7.1) layout: FL+FR+FC+LFE+BL+BR+SL+SR
  */
 
-#if SDL_SSE3_INTRINSICS
+#if defined(SDL_SSE3_INTRINSICS)
 /* Convert from stereo to mono. Average left and right. */
 static void SDLCALL SDL_TARGETING("sse3") SDL_ConvertStereoToMono_SSE3(SDL_AudioCVT *cvt, SDL_AudioFormat format)
 {
@@ -832,7 +832,7 @@ static int SDL_BuildAudioCVT(SDL_AudioCVT *cvt,
         /* swap in some SIMD versions for a few of these. */
         if (channel_converter == SDL_ConvertStereoToMono) {
             SDL_AudioFilter filter = NULL;
-#if SDL_SSE3_INTRINSICS
+#if defined(SDL_SSE3_INTRINSICS)
             if (!filter && SDL_HasSSE3()) {
                 filter = SDL_ConvertStereoToMono_SSE3;
             }
diff --git a/test/testautomation_intrinsics.c b/test/testautomation_intrinsics.c
index 1dc1279607..2cbc4d63eb 100644
--- a/test/testautomation_intrinsics.c
+++ b/test/testautomation_intrinsics.c
@@ -227,7 +227,7 @@ SDL_TARGETING("sse2") static void kernel_doubles_add_sse2(double *dest, const do
 }
 #endif
 
-#if SDL_SSE3_INTRINSICS
+#if defined(SDL_SSE3_INTRINSICS)
 SDL_TARGETING("sse3") static void kernel_ints_add_sse3(Sint32 *dest, const Sint32 *a, const Sint32 *b, size_t size) {
     for (; size >= 4; size -= 4, dest += 4, a += 4, b += 4) {
         _mm_storeu_si128((__m128i*)dest, _mm_add_epi32(_mm_lddqu_si128((__m128i*)a), _mm_lddqu_si128((__m128i*)b)));
@@ -448,7 +448,7 @@ static int intrinsics_testSSE3(void *arg)
 {
     if (SDL_HasSSE3()) {
         SDLTest_AssertCheck(SDL_TRUE, "CPU of test machine has SSE3 support.");
-#if SDL_SSE3_INTRINSICS
+#if defined(SDL_SSE3_INTRINSICS)
         {
             size_t size;
             Sint32 *dest, *a, *b;