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better tests for correctness of `savedpc'

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This commit is contained in:
Roberto Ierusalimschy
2005-05-03 16:01:17 -03:00
parent 9b8d136e1c
commit b320d37a80
3 changed files with 22 additions and 4 deletions
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18
ltests.c
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@@ -1,5 +1,5 @@
/*
** $Id: ltests.c,v 2.22 2005/03/23 17:51:11 roberto Exp roberto $
** $Id: ltests.c,v 2.23 2005/03/28 17:17:53 roberto Exp roberto $
** Internal Module for Debugging of the Lua Implementation
** See Copyright Notice in lua.h
*/
@@ -281,8 +281,10 @@ static void checkstack (global_State *g, lua_State *L1) {
}
checkliveness(g, gt(L1));
if (L1->base_ci) {
for (ci = L1->base_ci; ci <= L1->ci; ci++)
for (ci = L1->base_ci; ci <= L1->ci; ci++) {
lua_assert(ci->top <= L1->stack_last);
lua_assert(lua_checkpc(L1, ci));
}
}
else lua_assert(L1->size_ci == 0);
if (L1->stack) {
@@ -337,6 +339,18 @@ printf(">>> %d %s %02x\n", g->gcstate, luaT_typenames[o->gch.tt], o->gch.marke
}
int lua_checkpc (lua_State *L, pCallInfo ci) {
if (ci == L->base_ci || !f_isLua(ci)) return 1;
else {
Proto *p = ci_func(ci)->l.p;
if (ci < L->ci)
return p->code <= ci->savedpc && ci->savedpc <= p->code + p->sizecode;
else
return p->code <= L->savedpc && L->savedpc <= p->code + p->sizecode;
}
}
int lua_checkmemory (lua_State *L) {
global_State *g = G(L);
GCObject *o;