Add clang::lifetimebound annotation to llvm::function_ref #115019
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@llvm/pr-subscribers-llvm-adt Author: Haojian Wu (hokein) ChangesThis helps catch dangling llvm::function_ref references, see #114950, #114949, #114808, #114789 Full diff: https://github.com/llvm/llvm-project/pull/115019.diff 1 Files Affected:
diff --git a/llvm/include/llvm/ADT/STLFunctionalExtras.h b/llvm/include/llvm/ADT/STLFunctionalExtras.h
index 6f172504b3c167..3b9d40959d7142 100644
--- a/llvm/include/llvm/ADT/STLFunctionalExtras.h
+++ b/llvm/include/llvm/ADT/STLFunctionalExtras.h
@@ -16,6 +16,7 @@
#define LLVM_ADT_STLFUNCTIONALEXTRAS_H
#include "llvm/ADT/STLForwardCompat.h"
+#include "llvm/Support/Compiler.h"
#include <cstdint>
#include <type_traits>
@@ -52,7 +53,7 @@ class function_ref<Ret(Params...)> {
template <typename Callable>
function_ref(
- Callable &&callable,
+ Callable &&callable LLVM_LIFETIME_BOUND,
// This is not the copy-constructor.
std::enable_if_t<!std::is_same<remove_cvref_t<Callable>,
function_ref>::value> * = nullptr,
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dwblaikie
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Nov 5, 2024
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LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/27/builds/1656 Here is the relevant piece of the build log for the reference |
pranavk
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Nov 7, 2024
…vm#115019)" This reverts commit 9f79615. This is breaking compiler-rt/lib/sanitizer_common/... Author knows about the breakage.
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This helps catch dangling llvm::function_ref references, see #114950, #114949, #114808, #114789