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C++: Support C++20 range-based for initializers

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This commit is contained in:
Jeroen Ketema
2024-02-16 15:03:52 +01:00
parent da3ff4813f
commit dd39fa0bde
31 changed files with 9498 additions and 195 deletions
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18
cpp/ql/lib/semmle/code/cpp/controlflow/internal/CFG.qll
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@@ -637,8 +637,10 @@ private predicate straightLineSparse(Node scope, int i, Node ni, Spec spec) {
any(RangeBasedForStmt for |
i = -1 and ni = for and spec.isAt()
or
i = 0 and ni = for.getInitialization() and spec.isAround()
or
exists(DeclStmt s | s.getADeclaration() = for.getRangeVariable() |
i = 0 and ni = s and spec.isAround()
i = 1 and ni = s and spec.isAround()
)
or
exists(DeclStmt s |
@@ -649,22 +651,22 @@ private predicate straightLineSparse(Node scope, int i, Node ni, Spec spec) {
// DeclStmt in that case.
exists(s.getADeclaration())
|
i = 1 and ni = s and spec.isAround()
i = 2 and ni = s and spec.isAround()
)
or
i = 2 and ni = for.getCondition() and spec.isBefore()
i = 3 and ni = for.getCondition() and spec.isBefore()
or
i = 3 and /* BARRIER */ ni = for and spec.isBarrier()
i = 4 and /* BARRIER */ ni = for and spec.isBarrier()
or
exists(DeclStmt declStmt | declStmt.getADeclaration() = for.getVariable() |
i = 4 and ni = declStmt and spec.isAfter()
i = 5 and ni = declStmt and spec.isAfter()
)
or
i = 5 and ni = for.getStmt() and spec.isAround()
i = 6 and ni = for.getStmt() and spec.isAround()
or
i = 6 and ni = for.getUpdate() and spec.isAround()
i = 7 and ni = for.getUpdate() and spec.isAround()
or
i = 7 and ni = for.getCondition() and spec.isBefore()
i = 8 and ni = for.getCondition() and spec.isBefore()
)
or
scope =