Fix compiler warnings

2 files changed, 8 insertions, 8 deletions

diff --git a/src/gba/gba.h b/src/gba/gba.h
index e475ea9..797c71e 100644
--- a/src/gba/gba.h
+++ b/src/gba/gba.h
@@ -342,8 +342,8 @@ unpack_1bb(u8 hex) {
 // Unpack N tiles packed at 1bpp.
 static inline
 void
-unpack_tiles(u32 *src, u32 *dst, size_t n_tiles) {
-    u32 *target_src = src + n_tiles * 2;
+unpack_tiles(const u32 *src, u32 *dst, size_t n_tiles) {
+    const u32 *target_src = src + n_tiles * 2;
     while (src != target_src) {
         *dst++ = unpack_1bb((*src >> 24) & 0xFF);
         *dst++ = unpack_1bb((*src >> 16) & 0xFF);
diff --git a/src/sequencer.c b/src/sequencer.c
index 56d8089..d31475e 100644
--- a/src/sequencer.c
+++ b/src/sequencer.c
@@ -159,8 +159,8 @@ typedef struct ChannelSquareParams {
 typedef struct ChannelWaveParams {
     u8 wave_volume;
     u8 wave_mode;
-    u8 wave_a[16];
-    u8 wave_b[16];
+    u32 wave_a[4];
+    u32 wave_b[4];
 } ChannelWaveParams;
 
 typedef struct ChannelSquare {
@@ -429,10 +429,10 @@ draw_note(u8 note, u8 clr) {
     size_t octave = note / 12;
     size_t value = note % 12;
 
-    size_t x0;
-    size_t y0;
-    size_t x1;
-    size_t y1;
+    size_t x0 = 0;
+    size_t y0 = 0;
+    size_t x1 = 0;
+    size_t y1 = 0;
     switch (value) {
         // White notes.
         case 0:{