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Merge pull request #567 from hvitved/csharp/guards-splitting

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C#: Account for split SSA definitions in guards library
This commit is contained in:
calumgrant
2018-11-30 14:57:57 +00:00
committed by GitHub
parent 60076cb734 3eb163f656
commit 08f5c2b6a6
5 changed files with 32 additions and 13 deletions
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1
csharp/ql/test/library-tests/controlflow/guards/BooleanGuardedExpr.expected
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@@ -82,3 +82,4 @@
| Splitting.cs:117:9:117:9 | access to parameter o | Splitting.cs:116:22:116:30 | ... != ... | Splitting.cs:116:22:116:22 | access to parameter o | true |
| Splitting.cs:119:13:119:13 | access to parameter o | Splitting.cs:116:22:116:30 | ... != ... | Splitting.cs:116:22:116:22 | access to parameter o | true |
| Splitting.cs:120:16:120:16 | access to parameter o | Splitting.cs:116:22:116:30 | ... != ... | Splitting.cs:116:22:116:22 | access to parameter o | true |
| Splitting.cs:132:25:132:25 | access to parameter b | Splitting.cs:130:21:130:21 | access to parameter b | Splitting.cs:130:21:130:21 | access to parameter b | false |

1
csharp/ql/test/library-tests/controlflow/guards/GuardedExpr.expected
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@@ -195,3 +195,4 @@
| Splitting.cs:119:13:119:13 | access to parameter o | Splitting.cs:116:22:116:30 | ... != ... | Splitting.cs:116:22:116:22 | access to parameter o | true |
| Splitting.cs:120:16:120:16 | access to parameter o | Splitting.cs:116:22:116:22 | access to parameter o | Splitting.cs:116:22:116:22 | access to parameter o | non-null |
| Splitting.cs:120:16:120:16 | access to parameter o | Splitting.cs:116:22:116:30 | ... != ... | Splitting.cs:116:22:116:22 | access to parameter o | true |
| Splitting.cs:132:25:132:25 | access to parameter b | Splitting.cs:130:21:130:21 | access to parameter b | Splitting.cs:130:21:130:21 | access to parameter b | false |

4
csharp/ql/test/library-tests/controlflow/guards/Implications.expected
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@@ -224,3 +224,7 @@
| Splitting.cs:105:22:105:30 | ... != ... | true | Splitting.cs:105:22:105:22 | access to parameter o | non-null |
| Splitting.cs:116:22:116:30 | ... != ... | false | Splitting.cs:116:22:116:22 | access to parameter o | null |
| Splitting.cs:116:22:116:30 | ... != ... | true | Splitting.cs:116:22:116:22 | access to parameter o | non-null |
| Splitting.cs:128:17:128:25 | ... != ... | false | Splitting.cs:128:17:128:17 | access to local variable o | null |
| Splitting.cs:128:17:128:25 | ... != ... | true | Splitting.cs:128:17:128:17 | access to local variable o | non-null |
| Splitting.cs:133:17:133:17 | access to local variable o | non-null | Splitting.cs:132:21:132:29 | call to method M11 | non-null |
| Splitting.cs:133:17:133:17 | access to local variable o | null | Splitting.cs:132:21:132:29 | call to method M11 | null |

16
csharp/ql/test/library-tests/controlflow/guards/Splitting.cs
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@@ -119,4 +119,20 @@ public class Splitting
o.ToString(); // null guarded
return o.ToString(); // null guarded
}
public void M12(int i, bool b)
{
object o = null;
do
{
if (o != null)
{
if (b)
return;
o = M11(b, o);
o.GetHashCode(); // not null guarded
}
}
while (i > 0);
}
}