Add LLVM_GSL_POINTER to llvm::function_ref.

[hokein]

This can enable clang to detect dangling assignment issues, see #120698.

[llvmbot]

@llvm/pr-subscribers-llvm-adt

Author: Haojian Wu (hokein)

Changes

This can enable clang to detect dangling assignment issues, see #120698.

---

Full diff: https://github.com/llvm/llvm-project/pull/120699.diff

1 Files Affected:

• (modified) llvm/include/llvm/ADT/STLFunctionalExtras.h (+1-1)

diff --git a/llvm/include/llvm/ADT/STLFunctionalExtras.h b/llvm/include/llvm/ADT/STLFunctionalExtras.h
index 3b9d40959d7142..f1ebb581996563 100644
--- a/llvm/include/llvm/ADT/STLFunctionalExtras.h
+++ b/llvm/include/llvm/ADT/STLFunctionalExtras.h
@@ -37,7 +37,7 @@ namespace llvm {
 template<typename Fn> class function_ref;
 
 template<typename Ret, typename ...Params>
-class function_ref<Ret(Params...)> {
+class LLVM_GSL_POINTER function_ref<Ret(Params...)> {
   Ret (*callback)(intptr_t callable, Params ...params) = nullptr;
   intptr_t callable;
 

[github-actions]

✅ With the latest revision this PR passed the C/C++ code formatter.

[Xazax-hun]

LGTM, thanks!