[flang] Use C-style casts to silence message (NFC)

[kkwli]

No description provided.

[llvmbot]

@llvm/pr-subscribers-flang-fir-hlfir

Author: Kelvin Li (kkwli)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/131796.diff

1 Files Affected:

• (modified) flang/lib/Lower/OpenMP/Clauses.cpp (+1-1)

diff --git a/flang/lib/Lower/OpenMP/Clauses.cpp b/flang/lib/Lower/OpenMP/Clauses.cpp
index 86d78e0358677..f98cc0c83d179 100644
--- a/flang/lib/Lower/OpenMP/Clauses.cpp
+++ b/flang/lib/Lower/OpenMP/Clauses.cpp
@@ -164,8 +164,8 @@ std::optional<Object> getBaseObject(const Object &object,
       // as the symbol in the input object,
       // e.g. A(i) is represented as {Symbol(A), Designator(ArrayRef(A, i))}.
       // Here we have the Symbol(A), which is what we started with.
+      (void)symRef;
       assert(&**symRef == object.sym());
-      [[maybe_unused]] auto *unused = symRef;
       return std::nullopt;
     }
   } else {

[Meinersbur]

LGTM, thanks.