On Linux/x86_64,
0f95c6b2f7dae35ec8c9f211d63edc42baa1d2b7 is the first bad commit
commit 0f95c6b2f7dae35ec8c9f211d63edc42baa1d2b7
Author: Bin Cheng <bin.ch...@linux.alibaba.com>
Date: Wed Jul 28 17:44:35 2021 +0800
Don't skip prologue/epilogue when initializing alias.
caused
FAIL: gcc.dg/guality/drap.c -Os -DPREVENT_OPTIMIZATION line 21 a == 5
FAIL: gcc.dg/guality/drap.c -Os -DPREVENT_OPTIMIZATION line 22 b == 6
FAIL: gcc.dg/guality/pr43051-1.c -Os -DPREVENT_OPTIMIZATION line 35 v == 1
FAIL: gcc.dg/guality/pr43051-1.c -Os -DPREVENT_OPTIMIZATION line 36 e ==
&a[1]
FAIL: gcc.dg/guality/pr43051-1.c -Os -DPREVENT_OPTIMIZATION line 40 v == 1
FAIL: gcc.dg/guality/pr43051-1.c -Os -DPREVENT_OPTIMIZATION line 41 e ==
&a[1]
FAIL: gcc.dg/guality/pr43177.c -Os -DPREVENT_OPTIMIZATION line 15 x == 7
FAIL: gcc.dg/guality/pr54519-3.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none -DPREVENT_OPTIMIZATION line 20 y == 25
FAIL: gcc.dg/guality/pr54519-3.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none -DPREVENT_OPTIMIZATION line 20 z == 6
FAIL: gcc.dg/guality/pr54519-3.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none -DPREVENT_OPTIMIZATION line 23 y == 117
FAIL: gcc.dg/guality/pr54519-3.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none -DPREVENT_OPTIMIZATION line 23 z == 8
FAIL: gcc.dg/guality/pr54519-3.c -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 20 y == 25
FAIL: gcc.dg/guality/pr54519-3.c -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 20 z == 6
FAIL: gcc.dg/guality/pr54519-3.c -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 23 y == 117
FAIL: gcc.dg/guality/pr54519-3.c -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 23 z == 8
FAIL: gcc.dg/guality/pr54519-3.c -Os -DPREVENT_OPTIMIZATION line 20 y == 25
FAIL: gcc.dg/guality/pr54519-3.c -Os -DPREVENT_OPTIMIZATION line 20 z == 6
FAIL: gcc.dg/guality/pr54519-3.c -Os -DPREVENT_OPTIMIZATION line 23 y == 117
FAIL: gcc.dg/guality/pr54519-3.c -Os -DPREVENT_OPTIMIZATION line 23 z == 8
FAIL: gcc.dg/guality/pr54519-4.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none -DPREVENT_OPTIMIZATION line 17 y == 25
FAIL: gcc.dg/guality/pr54519-4.c -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 17 y == 25
FAIL: gcc.dg/guality/pr54519-4.c -Os -DPREVENT_OPTIMIZATION line 17 y == 25
FAIL: gcc.dg/guality/pr54796.c -O1 -DPREVENT_OPTIMIZATION line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c -O1 -DPREVENT_OPTIMIZATION line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c -O1 -DPREVENT_OPTIMIZATION line 17 c == 5
FAIL: gcc.dg/guality/pr54796.c -O2 -DPREVENT_OPTIMIZATION line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c -O2 -DPREVENT_OPTIMIZATION line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c -O2 -DPREVENT_OPTIMIZATION line 17 c == 5
FAIL: gcc.dg/guality/pr54796.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none -DPREVENT_OPTIMIZATION line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none -DPREVENT_OPTIMIZATION line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none -DPREVENT_OPTIMIZATION line 17 c == 5
FAIL: gcc.dg/guality/pr54796.c -O3 -g -DPREVENT_OPTIMIZATION line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c -O3 -g -DPREVENT_OPTIMIZATION line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c -O3 -g -DPREVENT_OPTIMIZATION line 17 c == 5
FAIL: gcc.dg/guality/pr54796.c -Os -DPREVENT_OPTIMIZATION line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c -Os -DPREVENT_OPTIMIZATION line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c -Os -DPREVENT_OPTIMIZATION line 17 c == 5
FAIL: gcc.dg/guality/vla-1.c -O1 -DPREVENT_OPTIMIZATION line 24 i == 5
FAIL: gcc.dg/guality/vla-1.c -O2 -DPREVENT_OPTIMIZATION line 24 i == 5
FAIL: gcc.dg/guality/vla-1.c -O2 -flto -fno-use-linker-plugin
-flto-partition=none -DPREVENT_OPTIMIZATION line 24 i == 5
FAIL: gcc.dg/guality/vla-1.c -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 24 i == 5
FAIL: gcc.dg/guality/vla-1.c -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects -DPREVENT_OPTIMIZATION line 24 sizeof (a) == 17 * sizeof
(short)
FAIL: gcc.dg/guality/vla-1.c -O3 -g -DPREVENT_OPTIMIZATION line 24 i == 5
FAIL: gcc.dg/guality/vla-1.c -Os -DPREVENT_OPTIMIZATION line 24 i == 5
FAIL: gfortran.dg/guality/pr41558.f90 -Os line 7 s == 'foo'
with GCC configured with
../../gcc/configure
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-2558/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="guality.exp=gcc.dg/guality/drap.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/drap.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr43051-1.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr43051-1.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr43177.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr43177.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54519-3.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54519-3.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54519-4.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54519-4.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54796.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr54796.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/vla-1.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gcc.dg/guality/vla-1.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gfortran.dg/guality/pr41558.f90
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="guality.exp=gfortran.dg/guality/pr41558.f90
--target_board='unix{-m32\ -march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me
at skpgkp2 at gmail dot com)
