Successfully identified regression in *gcc* in CI configuration
tcwg_bmk_gnu_tx1/gnu-release-aarch64-spec2k6-O2. So far, this commit has
regressed CI configurations:
- tcwg_bmk_gnu_tx1/gnu-release-aarch64-spec2k6-O2
Culprit:
<cut>
commit e61d0e4e2ed8170491e7dfe597340f86a75a31cd
Author: Martin Liska <mli...@suse.cz>
Date: Thu Nov 14 09:57:57 2019 +0100
Remove wrong lto-dump: lto1 makefile dependency.
2019-11-14 Martin Liska <mli...@suse.cz>
* Make-lang.in: Remove wrong dependency
of LTO_DUMP_EXE on LTO_EXE.
From-SVN: r278212
</cut>
Results regressed to (for first_bad == e61d0e4e2ed8170491e7dfe597340f86a75a31cd)
# 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
# true:
0
# benchmark -- -O2
artifacts/build-e61d0e4e2ed8170491e7dfe597340f86a75a31cd/results_id:
1
# 447.dealII,dealII_base.default regressed by 103
from (for last_good == 0840ffdf4e3568ba586371682ef485f9e5d31ae2)
# 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
# true:
0
# benchmark -- -O2
artifacts/build-0840ffdf4e3568ba586371682ef485f9e5d31ae2/results_id:
1
Artifacts of last_good build:
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O2/21/artifact/artifacts/build-0840ffdf4e3568ba586371682ef485f9e5d31ae2/
Results ID of last_good:
tx1_64/tcwg_bmk_gnu_tx1/bisect-gnu-release-aarch64-spec2k6-O2/3123
Artifacts of first_bad build:
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O2/21/artifact/artifacts/build-e61d0e4e2ed8170491e7dfe597340f86a75a31cd/
Results ID of first_bad:
tx1_64/tcwg_bmk_gnu_tx1/bisect-gnu-release-aarch64-spec2k6-O2/3116
Build top page/logs:
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O2/21/
Configuration details:
Reproduce builds:
<cut>
mkdir investigate-gcc-e61d0e4e2ed8170491e7dfe597340f86a75a31cd
cd investigate-gcc-e61d0e4e2ed8170491e7dfe597340f86a75a31cd
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_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O2/21/artifact/artifacts/manifests/build-baseline.sh
--fail
curl -o artifacts/manifests/build-parameters.sh
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O2/21/artifact/artifacts/manifests/build-parameters.sh
--fail
curl -o artifacts/test.sh
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O2/21/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 /gcc/ ./ ./bisect/baseline/
cd gcc
# Reproduce first_bad build
git checkout --detach e61d0e4e2ed8170491e7dfe597340f86a75a31cd
../artifacts/test.sh
# Reproduce last_good build
git checkout --detach 0840ffdf4e3568ba586371682ef485f9e5d31ae2
../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_gnu_tx1/gnu-release-aarch64-spec2k6-O2
Artifacts:
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O2/21/artifact/artifacts/
Build log:
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O2/21/consoleText
Full commit (up to 1000 lines):
<cut>
commit e61d0e4e2ed8170491e7dfe597340f86a75a31cd
Author: Martin Liska <mli...@suse.cz>
Date: Thu Nov 14 09:57:57 2019 +0100
Remove wrong lto-dump: lto1 makefile dependency.
2019-11-14 Martin Liska <mli...@suse.cz>
* Make-lang.in: Remove wrong dependency
of LTO_DUMP_EXE on LTO_EXE.
From-SVN: r278212
---
gcc/lto/ChangeLog | 5 +++++
gcc/lto/Make-lang.in | 2 +-
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/gcc/lto/ChangeLog b/gcc/lto/ChangeLog
index cd035e60b9b..ba3e38aa364 100644
--- a/gcc/lto/ChangeLog
+++ b/gcc/lto/ChangeLog
@@ -1,3 +1,8 @@
+2019-11-14 Martin Liska <mli...@suse.cz>
+
+ * Make-lang.in: Remove wrong dependency
+ of LTO_DUMP_EXE on LTO_EXE.
+
2019-11-12 Martin Liska <mli...@suse.cz>
* lto-common.c: Do not include params.h.
diff --git a/gcc/lto/Make-lang.in b/gcc/lto/Make-lang.in
index faee8899502..46df75ab59b 100644
--- a/gcc/lto/Make-lang.in
+++ b/gcc/lto/Make-lang.in
@@ -88,7 +88,7 @@ $(LTO_EXE): $(LTO_OBJS) $(BACKEND) $(LIBDEPS)
+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
$(LTO_OBJS) $(BACKEND) $(BACKENDLIBS) $(LIBS)
-$(LTO_DUMP_EXE): $(LTO_EXE) $(LTO_DUMP_OBJS) $(BACKEND) $(LIBDEPS)
+$(LTO_DUMP_EXE): $(LTO_DUMP_OBJS) $(BACKEND) $(LIBDEPS)
+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
$(LTO_DUMP_OBJS) $(BACKEND) $(BACKENDLIBS) $(LIBS)
</cut>
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