minor cleanup

quiet some gcc warnings

diff --git a/as-dcpu16.c b/as-dcpu16.c
index f22e848867ce58d74c831dff22c0c6ab5e7a9042..1475ddfa661303cdc9dd9461c6ce3ccde4d1b32c 100644 (file)
--- a/as-dcpu16.c
+++ b/as-dcpu16.c
@@ -710,7 +710,7 @@ int instr_assemble_(struct dynamic_array *labels, struct instruction_ *i, unsign
     struct operand_ *o = i->operands;
 
     if (opt_.verbose > 2) {
-        printf("%s: assembling %p ", __func__, i);
+        printf("%s: assembling %p ", __func__, (void *)i);
         instruction_print_(i, 1);
         printf("(line %zu)\n", i->src_line);
     }
@@ -743,7 +743,7 @@ while debugging, always reassemble
             char *x;
             unsigned long l;
 
-            DEBUG_PRINTF("DAT operand:'%s' next:%p\n", o->operand, o->next);
+            DEBUG_PRINTF("DAT operand:'%s' next:%p\n", o->operand, (void *)o->next);
 
             /* is this a string? */
             /* does it start with a quote, and end with the same quote? */

diff --git a/display.c b/display.c
index 9d59b290030f54b3eaa93fc903dc9df236ef96d5..0fbfbf5e85749b7330fc6e90215855c0e4f393f0 100644 (file)
--- a/display.c
+++ b/display.c
@@ -44,9 +44,9 @@
 /* cells are rendered from cell map, which is bitmap of two words, defining four eight-bit columns */
 
 struct pixel_ {
-    char r;
-    char g;
-    char b;
+    unsigned char r;
+    unsigned char g;
+    unsigned char b;
 };
 
 /* buf will hold image file in memory */