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-rw-r--r--mrbgems/mruby-bin-debugger/tools/mrdb/mrdb.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/mrbgems/mruby-bin-debugger/tools/mrdb/mrdb.c b/mrbgems/mruby-bin-debugger/tools/mrdb/mrdb.c
index 1b17128fd..05a6f3622 100644
--- a/mrbgems/mruby-bin-debugger/tools/mrdb/mrdb.c
+++ b/mrbgems/mruby-bin-debugger/tools/mrdb/mrdb.c
@@ -510,6 +510,7 @@ check_method_breakpoint(mrb_state *mrb, mrb_irep *irep, mrb_code *pc, mrb_value
mrb_sym sym;
int32_t bpno;
mrb_bool isCfunc;
+ struct mrb_insn_data insn;
mrb_debug_context *dbg = mrb_debug_context_get(mrb);
@@ -517,11 +518,12 @@ check_method_breakpoint(mrb_state *mrb, mrb_irep *irep, mrb_code *pc, mrb_value
bpno = dbg->method_bpno;
dbg->method_bpno = 0;
- switch(*pc) {
+ insn = mrb_decode_insn(pc);
+ switch(insn.insn) {
case OP_SEND:
case OP_SENDB:
- c = mrb_class(mrb, regs[GETARG_A(*pc)]);
- sym = irep->syms[GETARG_B(*pc)];
+ c = mrb_class(mrb, regs[insn.a]);
+ sym = irep->syms[insn.b];
break;
case OP_SUPER:
c = mrb->c->ci->target_class->super;