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Lua 5.4.4 rc3

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Cloud Wu
2022-01-17 10:22:31 +08:00
parent 5b5d5906cb
commit 8304747d8e
6 changed files with 16 additions and 15 deletions
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10
3rd/lua/lgc.c
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@@ -909,7 +909,7 @@ static void GCTM (lua_State *L) {
int status;
lu_byte oldah = L->allowhook;
int oldgcstp = g->gcstp;
g->gcstp = GCSTPGC; /* avoid GC steps */
g->gcstp |= GCSTPGC; /* avoid GC steps */
L->allowhook = 0; /* stop debug hooks during GC metamethod */
setobj2s(L, L->top++, tm); /* push finalizer... */
setobj2s(L, L->top++, &v); /* ... and its argument */
@@ -1013,7 +1013,8 @@ static void correctpointers (global_State *g, GCObject *o) {
void luaC_checkfinalizer (lua_State *L, GCObject *o, Table *mt) {
global_State *g = G(L);
if (tofinalize(o) || /* obj. is already marked... */
gfasttm(g, mt, TM_GC) == NULL) /* or has no finalizer? */
gfasttm(g, mt, TM_GC) == NULL || /* or has no finalizer... */
(g->gcstp & GCSTPCLS)) /* or closing state? */
return; /* nothing to be done */
else { /* move 'o' to 'finobj' list */
GCObject **p;
@@ -1508,14 +1509,13 @@ static void deletelist (lua_State *L, GCObject *p, GCObject *limit) {
*/
void luaC_freeallobjects (lua_State *L) {
global_State *g = G(L);
g->gcstp = GCSTPGC;
g->gcstp = GCSTPCLS; /* no extra finalizers after here */
luaC_changemode(L, KGC_INC);
separatetobefnz(g, 1); /* separate all objects with finalizers */
lua_assert(g->finobj == NULL);
g->gcstp = 0;
callallpendingfinalizers(L);
deletelist(L, g->allgc, obj2gco(g->mainthread));
deletelist(L, g->finobj, NULL);
lua_assert(g->finobj == NULL); /* no new finalizers */
deletelist(L, g->fixedgc, NULL); /* collect fixed objects */
lua_assert(g->strt.nuse == 0);
}