From 55ade52712712366e305e3e8e7fce2e28132df77 Mon Sep 17 00:00:00 2001
From: Et7f3 <cadeaudeelie@gmail.com>
Date: Sun, 10 Oct 2021 19:21:41 +0200
Subject: [PATCH] fix(build): Remove unused variable and fix const warning.

---
 dsp/core/byte2double.c | 2 +-
 dsp/core/dct.c         | 2 +-
 dsp/core/float2short.c | 1 -
 dsp/core/unalaw.c      | 2 +-
 4 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/dsp/core/byte2double.c b/dsp/core/byte2double.c
index 72d8554fa..205bc8847 100644
--- a/dsp/core/byte2double.c
+++ b/dsp/core/byte2double.c
@@ -22,7 +22,7 @@
 void *byte2double(long n, const void *p, double weight, double bias) {
   long i;
   double f, *dst;
-  unsigned char *src;
+  const unsigned char *src;
   if ((dst = valloc(n * sizeof(double)))) {
     for (src = p, i = 0; i < n; ++i) {
       f = src[i];
diff --git a/dsp/core/dct.c b/dsp/core/dct.c
index 07a0396c4..d69660a19 100644
--- a/dsp/core/dct.c
+++ b/dsp/core/dct.c
@@ -21,7 +21,7 @@
 #define DCT(A, B, C, D, E, F, G, H, T, C0, C1, C2, C3, C4)    \
   do {                                                        \
     T z1, z2, z3, z4, z5, z11, z13;                           \
-    T t0, t1, t2, t3, t4, t5, t6, t7, t8, t10, t11, t12, t13; \
+    T t0, t1, t2, t3, t4, t5, t6, t7, t10, t11, t12, t13;     \
     t0 = A + H;                                               \
     t7 = A - H;                                               \
     t1 = B + G;                                               \
diff --git a/dsp/core/float2short.c b/dsp/core/float2short.c
index 7d879d3be..b4cbe43f9 100644
--- a/dsp/core/float2short.c
+++ b/dsp/core/float2short.c
@@ -30,7 +30,6 @@
  */
 void float2short(size_t n, short pcm16[n][8], const float binary32[n][8]) {
   size_t i, j;
-  float f[8], w[8];
   for (i = 0; i < n; ++i) {
     for (j = 0; j < 8; ++j) {
       pcm16[i][j] =
diff --git a/dsp/core/unalaw.c b/dsp/core/unalaw.c
index 7571a98f1..d025f4a26 100644
--- a/dsp/core/unalaw.c
+++ b/dsp/core/unalaw.c
@@ -27,7 +27,7 @@
  * @see ITU G.711
  */
 int unalaw(int x) {
-  int e, i, m, r;
+  int e, i, m;
   i = (x ^ 85) & 127;
   e = i >> 4;
   m = i & 15;