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Fix assertion for LJ_KEYINDEX.

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Thanks to XmiliaH.
This commit is contained in:
Mike Pall 2022-04-03 10:35:42 +02:00
parent 1cdff194cf
commit 20aea93915
1 changed files with 1 additions and 0 deletions
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src/lj_obj.h
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@ -845,6 +845,7 @@ static LJ_AINLINE void *lightudV(global_State *g, cTValue *o)
uint64_t seg = lightudseg(u);
uint32_t *segmap = mref(g->gc.lightudseg, uint32_t);
lj_assertG(tvislightud(o), "lightuserdata expected");
if (seg == (1 << LJ_LIGHTUD_BITS_SEG)-1) return NULL;
lj_assertG(seg <= g->gc.lightudnum, "bad lightuserdata segment %d", seg);
return (void *)(((uint64_t)segmap[seg] << 32) | lightudlo(u));
}