From 170b3e3e449c51433db3d923d947095242c54dd8 Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Wed, 10 Feb 2021 00:49:41 +0100
Subject: [PATCH] Fix some warnings - values written to variables never read

---
 deps/dr/dr_flac.h              | 2 --
 deps/rcheevos/src/rhash/hash.c | 2 +-
 deps/stb/stb_truetype.h        | 3 ---
 3 files changed, 1 insertion(+), 6 deletions(-)

diff --git a/deps/dr/dr_flac.h b/deps/dr/dr_flac.h
index 2ac68fb8b1..e6d05be5ca 100644
--- a/deps/dr/dr_flac.h
+++ b/deps/dr/dr_flac.h
@@ -5063,7 +5063,6 @@ drflac_uint64 drflac_read_s32(drflac* pFlac, drflac_uint64 samplesToRead, drflac
 
           alignedSamplesRead = alignedSampleCountPerChannel * channelCount;
           samplesRead   += alignedSamplesRead;
-          samplesReadFromFrameSoFar += alignedSamplesRead;
           bufferOut     += alignedSamplesRead;
           samplesToRead -= alignedSamplesRead;
           pFlac->currentFrame.samplesRemaining -= (unsigned int)alignedSamplesRead;
@@ -5078,7 +5077,6 @@ drflac_uint64 drflac_read_s32(drflac* pFlac, drflac_uint64 samplesToRead, drflac
              }
 
              samplesRead   += excessSamplesRead;
-             samplesReadFromFrameSoFar += excessSamplesRead;
              bufferOut     += excessSamplesRead;
              samplesToRead -= excessSamplesRead;
           }
diff --git a/deps/rcheevos/src/rhash/hash.c b/deps/rcheevos/src/rhash/hash.c
index bf54166a2c..9de4cc34ba 100644
--- a/deps/rcheevos/src/rhash/hash.c
+++ b/deps/rcheevos/src/rhash/hash.c
@@ -1217,7 +1217,7 @@ static const char* rc_hash_get_first_item_from_playlist(const char* path)
 
   rc_file_close(file_handle);
 
-  ptr = start = buffer;
+  ptr = buffer;
   do
   {
     /* ignore empty and commented lines */
diff --git a/deps/stb/stb_truetype.h b/deps/stb/stb_truetype.h
index 45ab281cf3..3011b6a7d4 100644
--- a/deps/stb/stb_truetype.h
+++ b/deps/stb/stb_truetype.h
@@ -1985,11 +1985,8 @@ static void stbtt__fill_active_edges_new(float *scanline, float *scanline_fill,
                    t = x_bottom;
                    x_bottom = x_top;
                    x_top = t;
-                  dx = -dx;
                   dy = -dy;
-                   t = x0;
                    x0 = xb;
-                   xb = t;
                }
 
                x1 = (int) x_top;