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For example, in
```
void M(object x)
{
var y = x != null ? "" : null;
if (y != null)
x.ToString();
}
```
the guard `y != null` implies that the guard `x != null` must be true.
6 lines
157 B
Plaintext
6 lines
157 B
Plaintext
import csharp
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import semmle.code.csharp.controlflow.Guards
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from Expr e1, AbstractValue v, Expr e2
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select Internal::getAnEqualityCheck(e1, v, e2), v, e1, e2
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