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compile.c: refactored compile_return

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60602 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-11-01 03:26:55 +00:00
parent bdac4b6ee9
commit ae49dbd392
1 changed files with 15 additions and 9 deletions
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24
compile.c
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@ -5109,20 +5109,26 @@ compile_return(rb_iseq_t *iseq, LINK_ANCHOR *const ret, const NODE *const node,
if (iseq) {
enum iseq_type type = iseq->body->type;
const rb_iseq_t *parent_iseq = iseq->body->parent_iseq;
enum iseq_type parent_type;
const rb_iseq_t *is = iseq;
enum iseq_type t = type;
const NODE *retval = node->nd_stts;
LABEL *splabel = 0;
if (type == ISEQ_TYPE_TOP) {
retval = 0;
type = ISEQ_TYPE_METHOD;
while (t == ISEQ_TYPE_RESCUE || t == ISEQ_TYPE_ENSURE) {
if (!(is = is->body->parent_iseq)) break;
t = is->body->type;
}
else if ((type == ISEQ_TYPE_RESCUE || type == ISEQ_TYPE_ENSURE || type == ISEQ_TYPE_MAIN) &&
parent_iseq &&
((parent_type = parent_iseq->body->type) == ISEQ_TYPE_TOP ||
parent_type == ISEQ_TYPE_MAIN)) {
switch (t) {
case ISEQ_TYPE_TOP:
case ISEQ_TYPE_MAIN:
if (is == iseq) {
/* plain top-level, leave directly */
type = ISEQ_TYPE_METHOD;
}
retval = 0;
break;
default:
break;
}
if (type == ISEQ_TYPE_METHOD) {