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Bug 490339 - Unexpected ReferenceError when using "new Function()" (r=mrbkap).

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This commit is contained in:
Brendan Eich 2009-04-27 14:43:49 -07:00
parent 9188f47f3a
commit 040f6baa77
1 changed files with 16 additions and 18 deletions
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34
js/src/jsparse.cpp
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@ -2089,25 +2089,23 @@ JSCompiler::setFunctionKinds(JSFunctionBox *funbox, uint16& tcflags)
JSFunctionBox *afunbox = funbox->parent;
uintN lexdepLevel = lexdep->frameLevel();
if (!afunbox) {
if (tcflags & TCF_IN_FUNCTION)
tcflags |= TCF_FUN_HEAVYWEIGHT;
} else {
do {
/*
* NB: afunbox->level is the static level of
* the definition or expression of the function
* parsed into afunbox, not the static level of
* its body. Therefore we must add 1 to match
* lexdep's level to find the afunbox whose
* body contains the lexdep definition.
*/
if (afunbox->level + 1U == lexdepLevel) {
afunbox->tcflags |= TCF_FUN_HEAVYWEIGHT;
break;
}
} while ((afunbox = afunbox->parent) != NULL);
while (afunbox) {
/*
* NB: afunbox->level is the static level of
* the definition or expression of the function
* parsed into afunbox, not the static level of
* its body. Therefore we must add 1 to match
* lexdep's level to find the afunbox whose
* body contains the lexdep definition.
*/
if (afunbox->level + 1U == lexdepLevel) {
afunbox->tcflags |= TCF_FUN_HEAVYWEIGHT;
break;
}
afunbox = afunbox->parent;
}
if (!afunbox && (tcflags & TCF_IN_FUNCTION))
tcflags |= TCF_FUN_HEAVYWEIGHT;
}
}
}