Successfully identified regression in *gcc* in CI configuration
tcwg_bmk_gnu_tx1/gnu-release-aarch64-spec2k6-O3_LTO. So far, this commit has
regressed CI configurations:
- tcwg_bmk_gnu_tx1/gnu-release-aarch64-spec2k6-O3_LTO
Culprit:
<cut>
commit 7a3248463c2095ba112a31809f2965d04bed03b3
Author: Mark Eggleston <markeggles...@gcc.gnu.org>
Date: Mon Oct 7 09:13:16 2019 +0000
Delete auto-in_equiv.f90 forgot to use svn delete the first time.
From-SVN: r276651
</cut>
Results regressed to (for first_bad == 7a3248463c2095ba112a31809f2965d04bed03b3)
# 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 -- -O3_LTO
artifacts/build-7a3248463c2095ba112a31809f2965d04bed03b3/results_id:
1
# 436.cactusADM,cactusADM_base.default regressed by 104
from (for last_good == 9b0365879b3c4917f5a2485a1fca8bb678484bfe)
# 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 -- -O3_LTO
artifacts/build-9b0365879b3c4917f5a2485a1fca8bb678484bfe/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-O3_LTO/35/artifact/artifacts/build-9b0365879b3c4917f5a2485a1fca8bb678484bfe/
Results ID of last_good:
tx1_64/tcwg_bmk_gnu_tx1/bisect-gnu-release-aarch64-spec2k6-O3_LTO/4731
Artifacts of first_bad build:
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O3_LTO/35/artifact/artifacts/build-7a3248463c2095ba112a31809f2965d04bed03b3/
Results ID of first_bad:
tx1_64/tcwg_bmk_gnu_tx1/bisect-gnu-release-aarch64-spec2k6-O3_LTO/4733
Build top page/logs:
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O3_LTO/35/
Configuration details:
Reproduce builds:
<cut>
mkdir investigate-gcc-7a3248463c2095ba112a31809f2965d04bed03b3
cd investigate-gcc-7a3248463c2095ba112a31809f2965d04bed03b3
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-O3_LTO/35/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-O3_LTO/35/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-O3_LTO/35/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 7a3248463c2095ba112a31809f2965d04bed03b3
../artifacts/test.sh
# Reproduce last_good build
git checkout --detach 9b0365879b3c4917f5a2485a1fca8bb678484bfe
../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-O3_LTO
Artifacts:
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O3_LTO/35/artifact/artifacts/
Build log:
https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aarch64-spec2k6-O3_LTO/35/consoleText
Full commit (up to 1000 lines):
<cut>
commit 7a3248463c2095ba112a31809f2965d04bed03b3
Author: Mark Eggleston <markeggles...@gcc.gnu.org>
Date: Mon Oct 7 09:13:16 2019 +0000
Delete auto-in_equiv.f90 forgot to use svn delete the first time.
From-SVN: r276651
---
gcc/testsuite/gfortran.dg/auto_in_equiv_3.f90 | 63 ---------------------------
1 file changed, 63 deletions(-)
diff --git a/gcc/testsuite/gfortran.dg/auto_in_equiv_3.f90
b/gcc/testsuite/gfortran.dg/auto_in_equiv_3.f90
deleted file mode 100644
index 57c384d1772..00000000000
--- a/gcc/testsuite/gfortran.dg/auto_in_equiv_3.f90
+++ /dev/null
@@ -1,63 +0,0 @@
-! { dg-do run }
-! { dg-options "-fdec-static -fno-automatic" }
-
-! Contributed by Mark Eggleston <mark.eggles...@codethink.com>
-
-! Storage is NOT on the static unless explicitly specified using the
-! DEC extension "automatic". The address of the first local variable
-! is used to determine that storage for the automatic local variable
-! is different to that of a local variable with no attributes. The
-! contents of the local variable in suba should be overwritten by the
-! call to subb.
-!
-program test
- integer :: dummy
- integer, parameter :: address = kind(loc(dummy))
- integer(address) :: ad1
- integer(address) :: ad2
- integer(address) :: ad3
- logical :: ok
-
- call suba(0, ad1)
- call subb(0, ad2)
- call suba(1, ad1)
- call subc(0, ad3)
- ok = (ad1.eq.ad3).and.(ad1.ne.ad2)
- if (.not.ok) stop 4
-
-contains
- subroutine suba(option, addr)
- integer, intent(in) :: option
- integer(address), intent(out) :: addr
- integer, automatic :: a
- integer :: b
- equivalence (a, b)
- addr = loc(a)
- if (option.eq.0) then
- ! initialise a and c
- a = 9
- if (a.ne.b) stop 1
- if (loc(a).ne.loc(b)) stop 2
- else
- ! a should've been overwritten
- if (a.eq.9) stop 3
- end if
- end subroutine suba
-
- subroutine subb(dummy, addr)
- integer, intent(in) :: dummy
- integer(address), intent(out) :: addr
- integer :: x
- addr = loc(x)
- x = 77
- end subroutine subb
-
- subroutine subc(dummy, addr)
- integer, intent(in) :: dummy
- integer(address), intent(out) :: addr
- integer, automatic :: y
- addr = loc(y)
- y = 77
- end subroutine subc
-
-end program test
</cut>
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