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C++: Demonstrate AmbiguouslySignedBitField FP

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Jonas Jensen
2019-09-19 14:19:34 +02:00
parent 6f2e485ace
commit 0ed0951d43
2 changed files with 8 additions and 0 deletions
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1
cpp/ql/test/query-tests/Likely Bugs/AmbiguouslySignedBitField/AmbiguouslySignedBitField.expected
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@@ -3,3 +3,4 @@
| test.cpp:20:8:20:18 | nosignshort | Bit field nosignshort of type short should have explicitly unsigned integral, explicitly signed integral, or enumeration type. |
| test.cpp:21:18:21:30 | nosigntypedef | Bit field nosigntypedef of type int should have explicitly unsigned integral, explicitly signed integral, or enumeration type. |
| test.cpp:23:15:23:25 | nosignconst | Bit field nosignconst of type const int should have explicitly unsigned integral, explicitly signed integral, or enumeration type. |
| test.cpp:31:5:31:16 | templatesign | Bit field templatesign of type T should have explicitly unsigned integral, explicitly signed integral, or enumeration type. |

7
cpp/ql/test/query-tests/Likely Bugs/AmbiguouslySignedBitField/test.cpp
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@@ -25,3 +25,10 @@ struct {
myEnum nosignenum : 2;
const myEnum constnosignenum : 2;
};
template<typename T>
struct TemplateWithBitfield {
T templatesign : 2; // GOOD [FALSE POSITIVE]
};
TemplateWithBitfield<signed int> twb;