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Merge pull request #6585 from rvermeulen/patch-3

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Update qldoc for the Access class
This commit is contained in:
Jonas Jensen
2021-09-02 10:17:36 +02:00
committed by GitHub
parent 10f6cab77e 7310590f90
commit 1ba26237a7
1 changed files with 10 additions and 1 deletions
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11
cpp/ql/lib/semmle/code/cpp/exprs/Access.qll
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@@ -9,7 +9,7 @@ import semmle.code.cpp.Enum
private import semmle.code.cpp.dataflow.EscapesTree
/**
* A C/C++ access expression. This refers to a function, variable, or enum constant.
* A C/C++ access expression. This refers to a function (excluding function references in function call expressions), variable, or enum constant.
*/
class Access extends Expr, NameQualifiableElement, @access {
// As `@access` is a union type containing `@routineexpr` (which describes function accesses
@@ -350,6 +350,15 @@ class PointerToFieldLiteral extends ImplicitThisFieldAccess {
* int (*myFunctionPointer)(int) = &myFunctionTarget;
* }
* ```
* This excludes function accesses in function call expressions.
* For example the access `myFunctionTarget` in `myFunction` in the following code:
* ```
* int myFunctionTarget(int);
*
* void myFunction() {
* myFunctionTarget(1);
* }
* ```
*/
class FunctionAccess extends Access, @routineexpr {
FunctionAccess() { not iscall(underlyingElement(this), _) }