On Linux/x86_64,
9a1cb52cae2d48d2fc18d01b534bf4e3203f0cc1 is the first bad commit
commit 9a1cb52cae2d48d2fc18d01b534bf4e3203f0cc1
Author: Arsen Arsenović <ar...@aarsen.me>
Date: Tue Dec 24 12:50:28 2024 +0100
libstdc++: add missing return in generator assignment operator [PR118196]
caused
FAIL: 24_iterators/range_generators/pr118196.cc -std=gnu++23 (test for excess
errors)
FAIL: 24_iterators/range_generators/pr118196.cc -std=gnu++26 (test for excess
errors)
with GCC configured with
../../gcc/configure
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-6447/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}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=24_iterators/range_generators/pr118196.cc
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=24_iterators/range_generators/pr118196.cc
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=24_iterators/range_generators/pr118196.cc
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=24_iterators/range_generators/pr118196.cc
--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.)
