[clang] [clang][analyzer] Detect use-after-move for 3-arg std::move (PR #196602)

[Benedek Kaibas via cfe-commits]

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@@ -495,6 +507,78 @@ void MoveChecker::checkPostCall(const CallEvent &Call,
   assert(!C.isDifferent() && "Should not have made transitions on this path!");
 }
 
+bool MoveChecker::evalCall(const CallEvent &Call, CheckerContext &C) const {
+
+  const auto *CE = dyn_cast_if_present<CallExpr>(Call.getOriginExpr());
+  if (!CE)
+    return false;
+
+  ProgramStateRef State = C.getState();
+
+  if (!StdMoveCall.matches(Call))
+    return false;
+
+  const auto *BeginCall =
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benedekaibas wrote:

Thank you for the feedback! I will reply in the afternoon to the suggestion and also the checks that are failing since I figured those out. 

https://github.com/llvm/llvm-project/pull/196602