[clang-tools-extra] [clang-tidy][cppcoreguidelines-missing-std-forward] Do not warn when the parameter is used in a `static_cast`. (PR #99477)

[Julian Schmidt via cfe-commits]

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@@ -129,15 +129,19 @@ void MissingStdForwardCheck::registerMatchers(MatchFinder *Finder) {
       unless(anyOf(hasAncestor(typeLoc()),
                    hasAncestor(expr(hasUnevaluatedContext())))));
 
+  auto StaticCast = cxxStaticCastExpr(
+      hasSourceExpression(declRefExpr(to(equalsBoundNode("param")))));
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5chmidti wrote:

You should constrain the target type to be the same as `param` (minus cvref), to ensure this is actually about being explicit in how the parameter is used, and not a cast to a different type (e.g., `T&&` -> `float`).

https://github.com/llvm/llvm-project/pull/99477