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C++: Remove the non-reference case that we shouldn't need.

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This commit is contained in:
Geoffrey White
2020-08-27 15:40:07 +01:00
parent 071b303ea0
commit 927a4faa58
4 changed files with 1 additions and 13 deletions
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4
cpp/ql/src/semmle/code/cpp/models/implementations/StdContainer.qll
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@@ -101,10 +101,8 @@ class StdSequenceContainerAssign extends TaintFunction {
* value type of the container.
*/
int getAValueTypeParameterIndex() {
getParameter(result).getUnspecifiedType() = getDeclaringType().getTemplateArgument(0).(Type).getUnspecifiedType() // i.e. the `T` of this `std::vector<T>`
or
getParameter(result).getUnspecifiedType().(ReferenceType).getBaseType() =
getDeclaringType().getTemplateArgument(0).(Type).getUnspecifiedType()
getDeclaringType().getTemplateArgument(0).(Type).getUnspecifiedType() // i.e. the `T` of this `std::vector<T>`
}
override predicate hasTaintFlow(FunctionInput input, FunctionOutput output) {

6
cpp/ql/test/library-tests/dataflow/taint-tests/localTaint.expected
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@@ -2246,12 +2246,8 @@
| vector.cpp:237:2:237:3 | ref arg v1 | vector.cpp:249:13:249:14 | v1 | |
| vector.cpp:237:2:237:3 | ref arg v1 | vector.cpp:249:25:249:26 | v1 | |
| vector.cpp:237:2:237:3 | ref arg v1 | vector.cpp:277:1:277:1 | v1 | |
| vector.cpp:237:12:237:14 | 100 | vector.cpp:237:2:237:3 | ref arg v1 | TAINT |
| vector.cpp:237:17:237:17 | 0 | vector.cpp:237:2:237:3 | ref arg v1 | TAINT |
| vector.cpp:238:2:238:3 | ref arg v2 | vector.cpp:242:7:242:8 | v2 | |
| vector.cpp:238:2:238:3 | ref arg v2 | vector.cpp:277:1:277:1 | v2 | |
| vector.cpp:238:12:238:14 | 100 | vector.cpp:238:2:238:3 | ref arg v2 | TAINT |
| vector.cpp:238:17:238:30 | call to source | vector.cpp:238:2:238:3 | ref arg v2 | TAINT |
| vector.cpp:239:2:239:3 | ref arg v3 | vector.cpp:243:7:243:8 | v3 | |
| vector.cpp:239:2:239:3 | ref arg v3 | vector.cpp:250:13:250:14 | v3 | |
| vector.cpp:239:2:239:3 | ref arg v3 | vector.cpp:250:25:250:26 | v3 | |
@@ -2318,8 +2314,6 @@
| vector.cpp:267:28:267:29 | call to vector | vector.cpp:276:2:276:2 | v9 | |
| vector.cpp:269:3:269:4 | ref arg v7 | vector.cpp:273:8:273:9 | v7 | |
| vector.cpp:269:3:269:4 | ref arg v7 | vector.cpp:276:2:276:2 | v7 | |
| vector.cpp:269:13:269:15 | 100 | vector.cpp:269:3:269:4 | ref arg v7 | TAINT |
| vector.cpp:269:18:269:31 | call to source | vector.cpp:269:3:269:4 | ref arg v7 | TAINT |
| vector.cpp:270:3:270:4 | ref arg v8 | vector.cpp:274:8:274:9 | v8 | |
| vector.cpp:270:3:270:4 | ref arg v8 | vector.cpp:276:2:276:2 | v8 | |
| vector.cpp:270:18:270:35 | call to source | vector.cpp:270:3:270:4 | ref arg v8 | TAINT |

2
cpp/ql/test/library-tests/dataflow/taint-tests/taint.expected
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@@ -241,9 +241,7 @@
| vector.cpp:171:13:171:13 | call to operator[] | vector.cpp:170:14:170:19 | call to source |
| vector.cpp:180:13:180:13 | call to operator[] | vector.cpp:179:14:179:19 | call to source |
| vector.cpp:201:13:201:13 | call to operator[] | vector.cpp:200:14:200:19 | call to source |
| vector.cpp:242:7:242:8 | v2 | vector.cpp:238:17:238:30 | call to source |
| vector.cpp:243:7:243:8 | v3 | vector.cpp:239:15:239:20 | call to source |
| vector.cpp:273:8:273:9 | v7 | vector.cpp:269:18:269:31 | call to source |
| vector.cpp:274:8:274:9 | v8 | vector.cpp:270:18:270:35 | call to source |
| vector.cpp:275:8:275:9 | v9 | vector.cpp:271:18:271:34 | call to source |
| vector.cpp:285:7:285:8 | v1 | vector.cpp:284:15:284:20 | call to source |

2
cpp/ql/test/library-tests/dataflow/taint-tests/test_diff.expected
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@@ -177,9 +177,7 @@
| vector.cpp:171:13:171:13 | vector.cpp:170:14:170:19 | AST only |
| vector.cpp:180:13:180:13 | vector.cpp:179:14:179:19 | AST only |
| vector.cpp:201:13:201:13 | vector.cpp:200:14:200:19 | AST only |
| vector.cpp:242:7:242:8 | vector.cpp:238:17:238:30 | AST only |
| vector.cpp:243:7:243:8 | vector.cpp:239:15:239:20 | AST only |
| vector.cpp:273:8:273:9 | vector.cpp:269:18:269:31 | AST only |
| vector.cpp:274:8:274:9 | vector.cpp:270:18:270:35 | AST only |
| vector.cpp:275:8:275:9 | vector.cpp:271:18:271:34 | AST only |
| vector.cpp:285:7:285:8 | vector.cpp:284:15:284:20 | AST only |