fix compiler warnings

source/mach.c

@@ -947,6 +947,11 @@ vm_dispatch:
 #ifdef __GNUC__
     /* Computed goto dispatch — each opcode gets its own branch predictor entry */
     /* Use a macro to generate consistent dispatch table entries and labels */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Woverride-init"
+#ifdef __clang__
+#pragma clang diagnostic ignored "-Winitializer-overrides"
+#endif
 #define DT(x) [x] = &&op_##x
     static const void *dispatch_table[256] = {
       [0 ... 255] = &&op_DEFAULT,
@@ -1017,6 +1022,7 @@ vm_dispatch:
       DT(MACH_IS_RECORD), DT(MACH_IS_STONE),
       DT(MACH_LENGTH), DT(MACH_IS_PROXY),
     };
+#pragma GCC diagnostic pop
 #undef DT
 #define VM_DECODE()  do { \
       ctx->reg_current_frame = frame_ref.val; \