https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101457
Bug ID: 101457
Summary: [12 regression] new test cases in r12-2300 fail
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at gcc dot gnu.org
Target Milestone: ---
g:1e0ab1c4ba6159ad7ce71c6cddd5e04d2a636742, r12-2300: 68 failures
FAIL: gcc.dg/vect/vect-reduc-dot-10.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-10.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-11.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-11.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-12.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-12.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-13.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-13.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-14.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-14.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-15.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-15.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-16.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-16.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-17.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-17.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-18.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-18.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-22.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-22.c execution test
FAIL: gcc.dg/vect/vect-reduc-dot-9.c -flto -ffat-lto-objects execution test
FAIL: gcc.dg/vect/vect-reduc-dot-9.c execution test
There is no output from the failures. Looking at just one of them:
Executing on host: /home/seurer/gcc/git/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-test/gcc/
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-10.c
-fdiagnostics-plain-output -maltivec -mpower8-vector -ftree-vectorize
-fno-tree-loop-distribute-patterns -fno-vect-cost-model -fno-common -O2
-fdump-tree-vect-details -lm -o ./vect-reduc-dot-10.exe (timeout = 300)
spawn -ignore SIGHUP /home/seurer/gcc/git/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-test/gcc/
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-10.c
-fdiagnostics-plain-output -maltivec -mpower8-vector -ftree-vectorize
-fno-tree-loop-distribute-patterns -fno-vect-cost-model -fno-common -O2
-fdump-tree-vect-details -lm -o ./vect-reduc-dot-10.exe
Executing on host: /home/seurer/gcc/git/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-test/gcc/ exceptions_enabled4019628.cc
-fdiagnostics-plain-output -S -o exceptions_enabled4019628.s (timeout =
300)
spawn -ignore SIGHUP /home/seurer/gcc/git/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-test/gcc/ exceptions_enabled4019628.cc
-fdiagnostics-plain-output -S -o exceptions_enabled4019628.s
PASS: gcc.dg/vect/vect-reduc-dot-10.c (test for excess errors)
Setting LD_LIBRARY_PATH to
:/home/seurer/gcc/git/build/gcc-test/gcc::/home/seurer/gcc/git/build/gcc-test/gcc:/home/seurer/gcc/git/build/gcc-test/./gmp/.libs:/home/seurer/gcc/git/build/gcc-test/./prev-gmp/.libs:/home/seurer/gcc/git/build/gcc-test/./mpfr/src/.libs:/home/seurer/gcc/git/build/gcc-test/./prev-mpfr/src/.libs:/home/seurer/gcc/git/build/gcc-test/./mpc/src/.libs:/home/seurer/gcc/git/build/gcc-test/./prev-mpc/src/.libs:/home/seurer/gcc/git/build/gcc-test/./isl/.libs:/home/seurer/gcc/git/build/gcc-test/./prev-isl/.libs
Execution timeout is: 300
spawn [open ...]
FAIL: gcc.dg/vect/vect-reduc-dot-10.c execution test
PASS: gcc.dg/vect/vect-reduc-dot-10.c scan-tree-dump-not vect
"vect_recog_dot_prod_pattern: detected"
Executing on host: /home/seurer/gcc/git/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-test/gcc/
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-10.c
-fdiagnostics-plain-output -flto -ffat-lto-objects -maltivec -mpower8-vector
-ftree-vectorize -fno-tree-loop-distribute-patterns -fno-vect-cost-model
-fno-common -O2 -fdump-tree-vect-details -lm -o ./vect-reduc-dot-10.exe
(timeout = 300)
spawn -ignore SIGHUP /home/seurer/gcc/git/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-test/gcc/
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-10.c
-fdiagnostics-plain-output -flto -ffat-lto-objects -maltivec -mpower8-vector
-ftree-vectorize -fno-tree-loop-distribute-patterns -fno-vect-cost-model
-fno-common -O2 -fdump-tree-vect-details -lm -o ./vect-reduc-dot-10.exe
PASS: gcc.dg/vect/vect-reduc-dot-10.c -flto -ffat-lto-objects (test for excess
errors)
Setting LD_LIBRARY_PATH to
:/home/seurer/gcc/git/build/gcc-test/gcc::/home/seurer/gcc/git/build/gcc-test/gcc:/home/seurer/gcc/git/build/gcc-test/./gmp/.libs:/home/seurer/gcc/git/build/gcc-test/./prev-gmp/.libs:/home/seurer/gcc/git/build/gcc-test/./mpfr/src/.libs:/home/seurer/gcc/git/build/gcc-test/./prev-mpfr/src/.libs:/home/seurer/gcc/git/build/gcc-test/./mpc/src/.libs:/home/seurer/gcc/git/build/gcc-test/./prev-mpc/src/.libs:/home/seurer/gcc/git/build/gcc-test/./isl/.libs:/home/seurer/gcc/git/build/gcc-test/./prev-isl/.libs
Execution timeout is: 300
spawn [open ...]
FAIL: gcc.dg/vect/vect-reduc-dot-10.c -flto -ffat-lto-objects execution test
PASS: gcc.dg/vect/vect-reduc-dot-10.c -flto -ffat-lto-objects
scan-tree-dump-not vect "vect_recog_dot_prod_pattern: detected"
Starting program: /home/seurer/gcc/git/build/gcc-test/vect-reduc-dot-10.exe
Program received signal SIGABRT, Aborted.
0x00007ffff7c20468 in __libc_signal_restore_set (set=0x7ffffffff058) at
../sysdeps/unix/sysv/linux/internal-signals.h:86
86 ../sysdeps/unix/sysv/linux/internal-signals.h: No such file or
directory.
(gdb) where
#0 0x00007ffff7c20468 in __libc_signal_restore_set (set=0x7ffffffff058) at
../sysdeps/unix/sysv/linux/internal-signals.h:86
#1 __GI_raise (sig=<optimized out>) at ../sysdeps/unix/sysv/linux/raise.c:48
#2 0x00007ffff7bf7cd0 in __GI_abort () at abort.c:79
#3 0x0000000010000664 in main () at
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gcc.dg/vect/vect-reduc-dot-9.c:48
if (f (0x12345, a, b) != expected)
__builtin_abort (); // line 48
commit 1e0ab1c4ba6159ad7ce71c6cddd5e04d2a636742 (HEAD, refs/bisect/bad)
Author: Tamar Christina <tamar.christ...@arm.com>
Date: Wed Jul 14 15:21:40 2021 +0100
middle-end: Add tests middle end generic tests for sign differing
dotproduct.
