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fix(kernel/expr): memory corruption in dealloc method

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2014-07-22 10:16:44 -07:00
parent 8adf6e25ef
commit a7c6c3e840
1 changed files with 1 additions and 3 deletions
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4
src/kernel/expr.cpp
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@ -328,11 +328,9 @@ expr mk_sort(level const & l) { return cache(expr(new (get_sort_allocator().allo
// ======================================= // =======================================
typedef buffer<expr_cell*> del_buffer; typedef buffer<expr_cell*> del_buffer;
MK_THREAD_LOCAL_GET_DEF(del_buffer, get_dealloc_buffer)
void expr_cell::dealloc() { void expr_cell::dealloc() {
try { try {
del_buffer & todo = get_dealloc_buffer(); del_buffer todo;
todo.push_back(this); todo.push_back(this);
while (!todo.empty()) { while (!todo.empty()) {
expr_cell * it = todo.back(); expr_cell * it = todo.back();