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perf(kernel/justification): remove cache from depends_on

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2013-10-25 10:26:05 -07:00
parent 2b5c951de3
commit 5812dfcf44
1 changed files with 1 additions and 10 deletions
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11
src/kernel/justification.cpp
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@ -4,7 +4,6 @@ Released under Apache 2.0 license as described in the file LICENSE.
Author: Leonardo de Moura
*/
#include <set>
#include "util/buffer.h"
#include "kernel/justification.h"
@ -42,7 +41,6 @@ bool justification::has_children() const {
bool depends_on(justification const & t, justification const & d) {
buffer<justification_cell *> todo;
std::set<justification_cell *> visited;
buffer<justification_cell *> children;
todo.push_back(t.raw());
while (!todo.empty()) {
@ -54,14 +52,7 @@ bool depends_on(justification const & t, justification const & d) {
children.clear();
curr->get_children(children);
for (justification_cell * child : children) {
if (child->is_shared()) {
if (visited.find(child) == visited.end()) {
visited.insert(child);
todo.push_back(child);
}
} else {
todo.push_back(child);
}
todo.push_back(child);
}
}
}