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Fixed the other place where tbb set_ref_count was called before finishing creating children which may throw exceptions, hopefully will fix the intermitant TBB crash when an exception is thrown.

release/4.3a0
Richard Roberts 2013-09-17 03:24:21 +00:00
parent 2b78eb8bec
commit 1c30b6daef
1 changed files with 5 additions and 5 deletions
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10
gtsam/base/treeTraversal-inst.h
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@ -118,8 +118,7 @@ namespace gtsam {
// If we have child tasks, start subtasks and wait for them to complete
set_ref_count(1 + (int)node->children.size());
spawn(childTasks);
wait_for_all();
spawn_and_wait_for_all(childTasks);
}
else
{
@ -152,15 +151,16 @@ namespace gtsam {
tbb::task* execute()
{
typedef PreOrderTask<NODE, DATA, VISITOR_PRE, VISITOR_POST> PreOrderTask;
// Set TBB ref count
set_ref_count(1 + (int)roots.size());
// Create data and tasks for our children
tbb::task_list tasks;
BOOST_FOREACH(const boost::shared_ptr<NODE>& root, roots)
{
DATA rootData = visitorPre(root, myData);
tasks.push_back(*new(allocate_child())
PreOrderTask(root, visitorPre(root, myData), visitorPre, visitorPost, problemSizeThreshold));
PreOrderTask(root, rootData, visitorPre, visitorPost, problemSizeThreshold));
}
// Set TBB ref count
set_ref_count(1 + (int)roots.size());
// Spawn tasks
spawn_and_wait_for_all(tasks);
// Return NULL