Successfully identified regression in *llvm* in CI configuration
tcwg_bmk_llvm_tx1/llvm-master-aarch64-spec2k6-O2. So far, this commit has
regressed CI configurations:
- tcwg_bmk_llvm_tx1/llvm-master-aarch64-spec2k6-O2
Culprit:
<cut>
commit 2db8461a9492cb64046a085f35048b9c4e45bfc2
Author: Raphael Isemann <teempe...@gmail.com>
Date: Tue Aug 10 16:15:57 2021 +0200
[lldb][NFC] Fix inversed documentation of Process::GetID/SetID
</cut>
Results regressed to (for first_bad == 2db8461a9492cb64046a085f35048b9c4e45bfc2)
# reset_artifacts:
-10
# build_abe binutils:
-9
# build_abe stage1 -- --set gcc_override_configure=--disable-libsanitizer:
-8
# build_abe linux:
-7
# build_abe glibc:
-6
# build_abe stage2 -- --set gcc_override_configure=--disable-libsanitizer:
-5
# build_llvm true:
-3
# true:
0
# benchmark -- -O2
artifacts/build-2db8461a9492cb64046a085f35048b9c4e45bfc2/results_id:
1
# 453.povray,[.] _ZN3povL24All_Sphere_IntersectionsEPNS_13Objec regressed by 116
from (for last_good == 9900af52f6b186a260d83321791177728fb369c5)
# reset_artifacts:
-10
# build_abe binutils:
-9
# build_abe stage1 -- --set gcc_override_configure=--disable-libsanitizer:
-8
# build_abe linux:
-7
# build_abe glibc:
-6
# build_abe stage2 -- --set gcc_override_configure=--disable-libsanitizer:
-5
# build_llvm true:
-3
# true:
0
# benchmark -- -O2
artifacts/build-9900af52f6b186a260d83321791177728fb369c5/results_id:
1
Artifacts of last_good build:
https://ci.linaro.org/job/tcwg_bmk_ci_llvm-bisect-tcwg_bmk_tx1-llvm-master-aarch64-spec2k6-O2/14/artifact/artifacts/build-9900af52f6b186a260d83321791177728fb369c5/
Results ID of last_good:
tx1_64/tcwg_bmk_llvm_tx1/bisect-llvm-master-aarch64-spec2k6-O2/3417
Artifacts of first_bad build:
https://ci.linaro.org/job/tcwg_bmk_ci_llvm-bisect-tcwg_bmk_tx1-llvm-master-aarch64-spec2k6-O2/14/artifact/artifacts/build-2db8461a9492cb64046a085f35048b9c4e45bfc2/
Results ID of first_bad:
tx1_64/tcwg_bmk_llvm_tx1/bisect-llvm-master-aarch64-spec2k6-O2/3391
Build top page/logs:
https://ci.linaro.org/job/tcwg_bmk_ci_llvm-bisect-tcwg_bmk_tx1-llvm-master-aarch64-spec2k6-O2/14/
Configuration details:
Reproduce builds:
<cut>
mkdir investigate-llvm-2db8461a9492cb64046a085f35048b9c4e45bfc2
cd investigate-llvm-2db8461a9492cb64046a085f35048b9c4e45bfc2
git clone https://git.linaro.org/toolchain/jenkins-scripts
mkdir -p artifacts/manifests
curl -o artifacts/manifests/build-baseline.sh
https://ci.linaro.org/job/tcwg_bmk_ci_llvm-bisect-tcwg_bmk_tx1-llvm-master-aarch64-spec2k6-O2/14/artifact/artifacts/manifests/build-baseline.sh
--fail
curl -o artifacts/manifests/build-parameters.sh
https://ci.linaro.org/job/tcwg_bmk_ci_llvm-bisect-tcwg_bmk_tx1-llvm-master-aarch64-spec2k6-O2/14/artifact/artifacts/manifests/build-parameters.sh
--fail
curl -o artifacts/test.sh
https://ci.linaro.org/job/tcwg_bmk_ci_llvm-bisect-tcwg_bmk_tx1-llvm-master-aarch64-spec2k6-O2/14/artifact/artifacts/test.sh
--fail
chmod +x artifacts/test.sh
# Reproduce the baseline build (build all pre-requisites)
./jenkins-scripts/tcwg_bmk-build.sh @@ artifacts/manifests/build-baseline.sh
# Save baseline build state (which is then restored in artifacts/test.sh)
mkdir -p ./bisect
rsync -a --del --delete-excluded --exclude /bisect/ --exclude /artifacts/
--exclude /llvm/ ./ ./bisect/baseline/
cd llvm
# Reproduce first_bad build
git checkout --detach 2db8461a9492cb64046a085f35048b9c4e45bfc2
../artifacts/test.sh
# Reproduce last_good build
git checkout --detach 9900af52f6b186a260d83321791177728fb369c5
../artifacts/test.sh
cd ..
</cut>
History of pending regressions and results:
https://git.linaro.org/toolchain/ci/base-artifacts.git/log/?h=linaro-local/ci/tcwg_bmk_llvm_tx1/llvm-master-aarch64-spec2k6-O2
Artifacts:
https://ci.linaro.org/job/tcwg_bmk_ci_llvm-bisect-tcwg_bmk_tx1-llvm-master-aarch64-spec2k6-O2/14/artifact/artifacts/
Build log:
https://ci.linaro.org/job/tcwg_bmk_ci_llvm-bisect-tcwg_bmk_tx1-llvm-master-aarch64-spec2k6-O2/14/consoleText
Full commit (up to 1000 lines):
<cut>
commit 2db8461a9492cb64046a085f35048b9c4e45bfc2
Author: Raphael Isemann <teempe...@gmail.com>
Date: Tue Aug 10 16:15:57 2021 +0200
[lldb][NFC] Fix inversed documentation of Process::GetID/SetID
---
lldb/include/lldb/Target/Process.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/lldb/include/lldb/Target/Process.h
b/lldb/include/lldb/Target/Process.h
index aaa2470d2931..8dcc15b1667b 100644
--- a/lldb/include/lldb/Target/Process.h
+++ b/lldb/include/lldb/Target/Process.h
@@ -536,13 +536,13 @@ public:
uint32_t GetAddressByteSize() const;
+ /// Returns the pid of the process or LLDB_INVALID_PROCESS_ID if there is
+ /// no known pid.
+ lldb::pid_t GetID() const { return m_pid; }
+
/// Sets the stored pid.
///
/// This does not change the pid of underlying process.
- lldb::pid_t GetID() const { return m_pid; }
-
- /// Returns the pid of the process or LLDB_INVALID_PROCESS_ID if there is
- /// no known pid.
void SetID(lldb::pid_t new_pid) { m_pid = new_pid; }
uint32_t GetUniqueID() const { return m_process_unique_id; }
</cut>
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