Retrieve `b` operand from the instruction (for debugging); ref
MODIFY
src/vm.c
src/vm.c
@@ -1398,6 +1398,7 @@ RETRY_TRY_BLOCK:
CASE(OP_SEND) {
/* A B C R(A) := call(R(A),Syms(B),R(A+1),...,R(A+C)) */
int a = GETARG_A(i);
+ int b = GETARG_B(i);
int n = GETARG_C(i);
int argc = (n == CALL_MAXARGS) ? -1 : n;
int bidx = (argc < 0) ? a+2 : a+n+1;
@@ -1405,7 +1406,7 @@ RETRY_TRY_BLOCK:
struct RClass *c;
mrb_callinfo *ci = mrb->c->ci;
mrb_value recv, blk;
- mrb_sym mid = syms[GETARG_B(i)];
+ mrb_sym mid = syms[b];
mrb_assert(bidx < ci->nregs);

Retrieve `b` operand from the instruction (for debugging); ref #4020