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 markeggleston@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-aa... 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-aa... 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-aa...

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-aa... --fail curl -o artifacts/manifests/build-parameters.sh https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aa... --fail curl -o artifacts/test.sh https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aa... --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/c...

Artifacts: https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aa... Build log: https://ci.linaro.org/job/tcwg_bmk_ci_gnu-bisect-tcwg_bmk_tx1-gnu-release-aa...

Full commit (up to 1000 lines): <cut> commit 7a3248463c2095ba112a31809f2965d04bed03b3 Author: Mark Eggleston markeggleston@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.eggleston@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>