On Linux/x86_64,
064cac730f88dc71c6da578f9ae5b8e092ab6cd4 is the first bad commit
commit 064cac730f88dc71c6da578f9ae5b8e092ab6cd4
Author: Jan Hubicka <hubi...@ucw.cz>
Date: Sun May 4 10:52:35 2025 +0200
Improve maybe_hot handling in inliner heuristics
caused
FAIL: gcc.dg/tree-ssa/gen-vect-28.c scan-tree-dump-times vect "Alignment of
access forced using peeling" 1
FAIL: gcc.dg/tree-ssa/gen-vect-28.c scan-tree-dump-times vect "vectorized 1
loops" 1
FAIL: gcc.dg/tree-ssa/pr81627.c scan-tree-dump-times pcom "Store-stores chain" 1
FAIL: gcc.target/i386/avx512vl-vpmovuswb-2.c (test for excess errors)
FAIL: gcc.target/i386/avx512vl-vpmovwb-2.c (test for excess errors)
FAIL: g++.dg/coroutines/torture/exceptions-test-01-n4849-a.C -O2 execution
test
FAIL: g++.dg/coroutines/torture/exceptions-test-01-n4849-a.C -O2 -flto
-fno-use-linker-plugin -flto-partition=none execution test
FAIL: g++.dg/coroutines/torture/exceptions-test-01-n4849-a.C -O3 -g
execution test
FAIL: g++.dg/coroutines/torture/func-params-07.C -O2 execution test
FAIL: g++.dg/coroutines/torture/func-params-07.C -O3 -g execution test
FAIL: g++.dg/coroutines/torture/pr103953.C -O2 execution test
FAIL: g++.dg/coroutines/torture/pr103953.C -O3 -g execution test
FAIL: g++.dg/vect/pr64410.cc -std=c++17 scan-tree-dump vect "vectorized 1
loops in function"
FAIL: g++.dg/vect/pr64410.cc -std=c++26 scan-tree-dump vect "vectorized 1
loops in function"
FAIL: gfortran.dg/guality/arg1.f90 -O3 -fomit-frame-pointer -funroll-loops
-fpeel-loops -ftracer -finline-functions line 14 a(10) == 10
FAIL: gfortran.dg/specifics_1.f90 -O2 execution test
FAIL: gfortran.dg/specifics_1.f90 -O3 -fomit-frame-pointer -funroll-loops
-fpeel-loops -ftracer -finline-functions execution test
FAIL: gfortran.dg/specifics_1.f90 -O3 -g execution test
with GCC configured with
../../gcc/configure
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r16-372/usr
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl
--enable-libmpx x86_64-linux --disable-bootstrap
To reproduce:
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/gen-vect-28.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/gen-vect-28.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr81627.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr81627.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr81627.c
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr81627.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovuswb-2.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovuswb-2.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovuswb-2.c
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovuswb-2.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovwb-2.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovwb-2.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovwb-2.c
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512vl-vpmovwb-2.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/exceptions-test-01-n4849-a.C
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/exceptions-test-01-n4849-a.C
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/exceptions-test-01-n4849-a.C
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/exceptions-test-01-n4849-a.C
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/func-params-07.C
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/func-params-07.C
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/func-params-07.C
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/func-params-07.C
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/pr103953.C
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/pr103953.C
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/pr103953.C
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="coro-torture.exp=g++.dg/coroutines/torture/pr103953.C
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=g++.dg/vect/pr64410.cc --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=g++.dg/vect/pr64410.cc --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=g++.dg/vect/pr64410.cc --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=g++.dg/vect/pr64410.cc --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gfortran.dg/guality/arg1.f90
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=gfortran.dg/specifics_1.f90 --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=gfortran.dg/specifics_1.f90 --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=gfortran.dg/specifics_1.f90 --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=gfortran.dg/specifics_1.f90 --target_board='unix{-m64\
-march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me
at haochen dot jiang at intel.com.)
(If you met problems with cascadelake related, disabling AVX512F in command
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)
