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block_given? should return correct value when called in blocks; close #2678

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avoid a loop to find parent's callinfo using mrb->c->cibase[env->cioff]
This commit is contained in:
Yukihiro "Matz" Matsumoto
2014-12-19 19:05:27 +09:00
parent 5014bfb50d
commit 358dd61107
1 changed files with 2 additions and 6 deletions
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src/kernel.c
+2 -6
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@@ -192,12 +192,8 @@ mrb_f_block_given_p_m(mrb_state *mrb, mrb_value self)
/* top-level does not have block slot (alway false) */
if (sp == mrb->c->stbase)
return mrb_false_value();
while (mrb->c->cibase < ci) {
if (ci->stackent == sp) {
break;
}
ci--;
}
ci = mrb->c->cibase + ci->proc->env->cioff;
bp = ci[1].stackent + 1;
}
if (ci->argc > 0) {
bp += ci->argc;