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Dump doesn't need to reuse 'source'

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All strings are being reused now, including 'source'.
This commit is contained in:
Roberto Ierusalimschy
2022-12-20 11:14:52 -03:00
parent d70a0c91ad
commit 7d6a97e42b
3 changed files with 35 additions and 12 deletions
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10
lundump.c
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@@ -162,7 +162,7 @@ static void loadCode (LoadState *S, Proto *f) {
}
static void loadFunction(LoadState *S, Proto *f, TString *psource);
static void loadFunction(LoadState *S, Proto *f);
static void loadConstants (LoadState *S, Proto *f) {
@@ -211,7 +211,7 @@ static void loadProtos (LoadState *S, Proto *f) {
for (i = 0; i < n; i++) {
f->p[i] = luaF_newproto(S->L);
luaC_objbarrier(S->L, f, f->p[i]);
loadFunction(S, f->p[i], f->source);
loadFunction(S, f->p[i]);
}
}
@@ -266,10 +266,8 @@ static void loadDebug (LoadState *S, Proto *f) {
}
static void loadFunction (LoadState *S, Proto *f, TString *psource) {
static void loadFunction (LoadState *S, Proto *f) {
f->source = loadStringN(S, f);
if (f->source == NULL) /* no source in dump? */
f->source = psource; /* reuse parent's source */
f->linedefined = loadInt(S);
f->lastlinedefined = loadInt(S);
f->numparams = loadByte(S);
@@ -342,7 +340,7 @@ LClosure *luaU_undump(lua_State *L, ZIO *Z, const char *name) {
luaD_inctop(L);
cl->p = luaF_newproto(L);
luaC_objbarrier(L, cl, cl->p);
loadFunction(&S, cl->p, NULL);
loadFunction(&S, cl->p);
lua_assert(cl->nupvalues == cl->p->sizeupvalues);
luai_verifycode(L, cl->p);
L->top.p--; /* pop table */