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Fixing array deallocation leak (#317)

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* Fixing array deallocation leak

* Moving delete down to the individual destroy methods
This commit is contained in:
Richard Knoll 2016-12-07 15:44:35 -08:00 committed by GitHub
parent c85b6f9507
commit 21473f5b9b
1 changed files with 15 additions and 10 deletions
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25
libs/core/pxt.cpp
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@ -79,7 +79,7 @@ namespace pxt {
intcheck(vtable->methods[0] == &RefRecord_destroy, ERR_SIZE, 3);
intcheck(vtable->methods[1] == &RefRecord_print, ERR_SIZE, 4);
void *ptr = ::operator new(vtable->numbytes);
RefRecord *r = new (ptr) RefRecord(PXT_VTABLE_TO_INT(vtable));
memset(r->fields, 0, vtable->numbytes - sizeof(RefRecord));
@ -117,7 +117,6 @@ namespace pxt {
void RefObject::destroy() {
((RefObjectMethod)getVTable()->methods[0])(this);
delete this;
}
void RefObject::print() {
@ -132,6 +131,7 @@ namespace pxt {
if (refmask[i]) decr(r->fields[i]);
r->fields[i] = 0;
}
delete r;
}
void RefRecord_print(RefRecord *r)
@ -242,6 +242,7 @@ namespace pxt {
this->data[i] = 0;
}
this->data.resize(0);
delete this;
}
void RefCollection::print()
@ -258,6 +259,7 @@ namespace pxt {
decr(fields[i]);
fields[i] = 0;
}
delete this;
}
void RefAction::print()
@ -272,6 +274,7 @@ namespace pxt {
void RefLocal::destroy()
{
delete this;
}
PXT_VTABLE_CTOR(RefLocal) {
@ -290,6 +293,7 @@ namespace pxt {
void RefRefLocal::destroy()
{
decr(v);
delete this;
}
PXT_VTABLE_BEGIN(RefMap, 0, RefMapMarker)
@ -304,6 +308,7 @@ namespace pxt {
data[i].val = 0;
}
data.resize(0);
delete this;
}
int RefMap::findIdx(uint32_t key) {
@ -328,7 +333,7 @@ namespace pxt {
for(std::set<RefObject*>::iterator itr = allptrs.begin();itr!=allptrs.end();itr++)
{
(*itr)->print();
}
}
printf("\n");
}
#else
@ -341,16 +346,16 @@ namespace pxt {
// ---------------------------------------------------------------------------
map<pair<int, int>, Action> handlersMap;
MicroBitEvent lastEvent;
// We have the invariant that if [dispatchEvent] is registered against the DAL
// for a given event, then [handlersMap] contains a valid entry for that
// event.
void dispatchEvent(MicroBitEvent e) {
lastEvent = e;
Action curr = handlersMap[{ e.source, e.value }];
if (curr)
runAction1(curr, e.value);
@ -383,7 +388,7 @@ namespace pxt {
create_fiber((void(*)(void*))runAction0, (void*)a, fiberDone);
}
}
void error(ERROR code, int subcode)
{
@ -435,10 +440,10 @@ namespace pxt {
// unique group for radio based on source hash
// ::touch_develop::micro_bit::radioDefaultGroup = programHash();
// repeat error 4 times and restart as needed
microbit_panic_timeout(4);
int32_t ver = *pc++;
checkStr(ver == 0x4209, ":( Bad runtime version");
@ -467,6 +472,6 @@ namespace pxt {
{
exec_binary((int32_t*)functionsAndBytecode);
}
}
}
// vim: ts=2 sw=2 expandtab