[clang] [llvm] [CoroSplit] Erase trivially dead allocas after spilling (PR #189295)
LLVM Continuous Integration via cfe-commits
cfe-commits at lists.llvm.org
Sun Mar 29 22:41:51 PDT 2026
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-bootstrap-asan` running on `sanitizer-buildbot1` while building `clang,llvm` at step 2 "annotate".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/52/builds/16155
<details>
<summary>Here is the relevant piece of the build log for the reference</summary>
```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:74: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 97179 of 97784 tests, 64 workers --
Testing: 0..
FAIL: Clang :: CodeGenCXX/type-aware-coroutines.cpp (10793 of 97179)
******************** TEST 'Clang :: CodeGenCXX/type-aware-coroutines.cpp' FAILED ********************
Exit Code: 2
Command Output (stdout):
--
# RUN: at line 1
/home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/23/include -nostdsysteminc -triple arm64-apple-macosx /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp -std=c++23 -fcoroutines -fexceptions -emit-llvm -Wno-coro-type-aware-allocation-function -o - | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp
# executed command: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/23/include -nostdsysteminc -triple arm64-apple-macosx /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp -std=c++23 -fcoroutines -fexceptions -emit-llvm -Wno-coro-type-aware-allocation-function -o -
# .---command stderr------------
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:21:11: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 21 | void *operator new(std::type_identity<promise_type>, std::size_t sz, std::align_val_t, int);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:22:11: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 22 | void *operator new(std::type_identity<promise_type>, std::size_t sz, std::align_val_t, float);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:23:10: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 23 | void operator delete(std::type_identity<promise_type>, void *, std::size_t sz, std::align_val_t);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:24:32: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 24 | template <typename T> void operator delete(std::type_identity<T>, void *, std::size_t sz, std::align_val_t) = delete;
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:40:39: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 40 | template <typename... Args> void *operator new(std::type_identity<promise_type>, std::size_t sz, std::align_val_t, Args...);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:41:10: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 41 | void operator delete(std::type_identity<promise_type>, void *, std::size_t sz, std::align_val_t);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:103:29: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 103 | template <typename T> void *operator new(std::type_identity<T>, std::size_t sz, std::align_val_t);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:104:47: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 104 | template <typename T, typename... Args> void *operator new(std::type_identity<T>, std::size_t sz, std::align_val_t, Args...);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:105:28: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 105 | template <typename T> void operator delete(std::type_identity<T>, void *, std::size_t sz, std::align_val_t);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:106:46: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 106 | template <typename T, typename... Args> void operator delete(std::type_identity<T>, void *, std::size_t sz, std::align_val_t, Args...);
Step 11 (stage2/asan check) failure: stage2/asan check (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:74: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 97179 of 97784 tests, 64 workers --
Testing: 0..
FAIL: Clang :: CodeGenCXX/type-aware-coroutines.cpp (10793 of 97179)
******************** TEST 'Clang :: CodeGenCXX/type-aware-coroutines.cpp' FAILED ********************
Exit Code: 2
Command Output (stdout):
--
# RUN: at line 1
/home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/23/include -nostdsysteminc -triple arm64-apple-macosx /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp -std=c++23 -fcoroutines -fexceptions -emit-llvm -Wno-coro-type-aware-allocation-function -o - | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp
# executed command: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/23/include -nostdsysteminc -triple arm64-apple-macosx /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp -std=c++23 -fcoroutines -fexceptions -emit-llvm -Wno-coro-type-aware-allocation-function -o -
# .---command stderr------------
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:21:11: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 21 | void *operator new(std::type_identity<promise_type>, std::size_t sz, std::align_val_t, int);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:22:11: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 22 | void *operator new(std::type_identity<promise_type>, std::size_t sz, std::align_val_t, float);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:23:10: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 23 | void operator delete(std::type_identity<promise_type>, void *, std::size_t sz, std::align_val_t);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:24:32: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 24 | template <typename T> void operator delete(std::type_identity<T>, void *, std::size_t sz, std::align_val_t) = delete;
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:40:39: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 40 | template <typename... Args> void *operator new(std::type_identity<promise_type>, std::size_t sz, std::align_val_t, Args...);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:41:10: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 41 | void operator delete(std::type_identity<promise_type>, void *, std::size_t sz, std::align_val_t);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:103:29: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 103 | template <typename T> void *operator new(std::type_identity<T>, std::size_t sz, std::align_val_t);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:104:47: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 104 | template <typename T, typename... Args> void *operator new(std::type_identity<T>, std::size_t sz, std::align_val_t, Args...);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:105:28: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 105 | template <typename T> void operator delete(std::type_identity<T>, void *, std::size_t sz, std::align_val_t);
# | | ^
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/clang/test/CodeGenCXX/type-aware-coroutines.cpp:106:46: warning: type aware allocators are a Clang extension [-Wext-cxx-type-aware-allocators]
# | 106 | template <typename T, typename... Args> void operator delete(std::type_identity<T>, void *, std::size_t sz, std::align_val_t, Args...);
```
</details>
https://github.com/llvm/llvm-project/pull/189295
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