On Linux/x86_64,
4045d5fa42f2ee7b284977c8f2f0edc300a63e43 is the first bad commit
commit 4045d5fa42f2ee7b284977c8f2f0edc300a63e43
Author: Tamar Christina <tamar.christ...@arm.com>
Date: Fri Oct 29 12:47:39 2021 +0100
middle-end: Add target independent tests for Arm complex numbers
vectorization.
caused
FAIL: gcc.dg/vect/complex/fast-math-bb-slp-complex-add-float.c scan-tree-dump
slp1 "Found COMPLEX_ADD_ROT270"
FAIL: gcc.dg/vect/complex/fast-math-bb-slp-complex-add-float.c scan-tree-dump
slp1 "Found COMPLEX_ADD_ROT90"
FAIL: gcc.dg/vect/complex/fast-math-bb-slp-complex-add-pattern-float.c
scan-tree-dump slp1 "Found COMPLEX_ADD_ROT270"
FAIL: gcc.dg/vect/complex/fast-math-bb-slp-complex-add-pattern-half-float.c
scan-tree-dump slp1 "Found COMPLEX_ADD_ROT90"
with GCC configured with
../../gcc/configure
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-4786/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="complex.exp=gcc.dg/vect/complex/fast-math-bb-slp-complex-add-float.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="complex.exp=gcc.dg/vect/complex/fast-math-bb-slp-complex-add-float.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="complex.exp=gcc.dg/vect/complex/fast-math-bb-slp-complex-add-pattern-float.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="complex.exp=gcc.dg/vect/complex/fast-math-bb-slp-complex-add-pattern-float.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="complex.exp=gcc.dg/vect/complex/fast-math-bb-slp-complex-add-pattern-half-float.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="complex.exp=gcc.dg/vect/complex/fast-math-bb-slp-complex-add-pattern-half-float.c
--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)
