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C++: Fix join order.

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This commit is contained in:
Mathias Vorreiter Pedersen
2022-03-30 19:19:03 +01:00
parent da39c9f5ef
commit dc88f715f8
1 changed files with 5 additions and 1 deletions
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6
cpp/ql/lib/semmle/code/cpp/controlflow/StackVariableReachability.qll
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@@ -80,7 +80,11 @@ abstract class StackVariableReachability extends string {
j > i and
sink = bb.getNode(j) and
this.isSink(sink, v) and
not exists(int k | this.isBarrier(bb.getNode(k), v) | k in [i + 1 .. j - 1])
not exists(int k, ControlFlowNode node |
node = bb.getNode(k) and this.isBarrier(pragma[only_bind_into](node), v)
|
k in [i + 1 .. j - 1]
)
)
or
not exists(int k | this.isBarrier(bb.getNode(k), v) | k > i) and