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字符串引用计数BUG

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This commit is contained in:
hong
2019-05-25 15:32:51 +08:00
committed by 云风
parent a8c1828786
commit 1b60c522b0
1 changed files with 6 additions and 1 deletions
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7
3rd/lua/lstring.c
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@@ -335,8 +335,11 @@ markref(struct ssm_ref *r, TString *s, int changeref) {
unsigned int h = s->hash; unsigned int h = s->hash;
int slot = lmod(h, r->hsize); int slot = lmod(h, r->hsize);
TString * hs = r->hash[slot]; TString * hs = r->hash[slot];
if (hs == s) if (hs == s){
if (changeref)
DEC_SREF(s);
return; return;
}
++r->nuse; ++r->nuse;
if (r->nuse >= r->hsize && r->hsize <= MAX_INT/2) { if (r->nuse >= r->hsize && r->hsize <= MAX_INT/2) {
expand_ref(r, changeref); expand_ref(r, changeref);
@@ -346,6 +349,8 @@ markref(struct ssm_ref *r, TString *s, int changeref) {
if (hs != NULL) { if (hs != NULL) {
if (hs == s) { if (hs == s) {
--r->nuse; --r->nuse;
if (changeref)
DEC_SREF(s);
return; return;
} }
insert_ref(r, hs); insert_ref(r, hs);