================
@@ -127,10 +128,35 @@ class CallAndMessageChecker
ProgramStateRef state,
const ObjCMethodCall &msg) const;
- bool uninitRefOrPointer(CheckerContext &C, SVal V, SourceRange ArgRange,
- const Expr *ArgEx, const BugType &BT,
- const ParmVarDecl *ParamDecl,
+ bool uninitRefOrPointer(CheckerContext &C, SVal V, const CallEvent &Call,
+ const BugType &BT, const ParmVarDecl *ParamDecl,
int ArgumentNumber) const;
+
+ // C library functions which have a pointer-to-struct parameter that should
be
+ // initialized (at least partially) before the call. The 'uninitRefOrPointer'
+ // check uses this data.
+ CallDescriptionMap<int> FunctionsWithInOutPtrParam = {
+ {{CDM::CLibrary, {"mbrlen"}, 3}, 2},
----------------
balazske wrote:
In the C library documentations it has only 3 parameters. I think it is
unlikely that a function has changed parameter count in a newer C version
(instead of a new function with different name).
https://github.com/llvm/llvm-project/pull/173854
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