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C++: Add an exception edge out of calls inside try statements.

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Mathias Vorreiter Pedersen
2025-06-16 17:27:11 +01:00
parent 4bed44d4d2
commit 7355f555a5
1 changed files with 5 additions and 0 deletions
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5
cpp/ql/lib/semmle/code/cpp/ir/implementation/raw/internal/TranslatedCall.qll
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@@ -4,6 +4,7 @@ private import semmle.code.cpp.ir.implementation.internal.OperandTag
private import semmle.code.cpp.ir.internal.CppType
private import semmle.code.cpp.models.interfaces.SideEffect
private import semmle.code.cpp.models.interfaces.Throwing
private import semmle.code.cpp.models.interfaces.NonThrowing
private import InstructionTag
private import SideEffects
private import TranslatedElement
@@ -366,6 +367,10 @@ class TranslatedFunctionCall extends TranslatedCallExpr, TranslatedDirectCall {
or
exists(MicrosoftTryStmt tryStmt | tryStmt.getStmt() = expr.getEnclosingStmt().getParent*()) and
e instanceof SehExceptionEdge
or
not expr.getTarget() instanceof NonCppThrowingFunction and
exists(TryStmt tryStmt | tryStmt.getStmt() = expr.getEnclosingStmt().getParent*()) and
e instanceof CppExceptionEdge
}
final override predicate mustThrowException(ExceptionEdge e) {