On Linux/x86_64,
e0fa6ea45fbd0280ace8803db1bc30a7d069da9e is the first bad commit
commit e0fa6ea45fbd0280ace8803db1bc30a7d069da9e
Author: Jonathan Wakely <[email protected]>
Date: Mon Dec 15 16:00:20 2025 +0000
libstdc++: Update default -std for testsuite
caused
FAIL: ext/random/uniform_inside_sphere_distribution/operators/serialize.cc
-std=gnu++20 (test for excess errors)
FAIL: ext/random/uniform_on_sphere_distribution/operators/generate.cc
-std=gnu++20 (test for excess errors)
FAIL: ext/random/uniform_on_sphere_distribution/operators/serialize.cc
-std=gnu++20 (test for excess errors)
FAIL: ext/random/von_mises_distribution/operators/serialize.cc -std=gnu++20
(test for excess errors)
FAIL: ext/throw_allocator/check_delete.cc -std=gnu++20 (test for excess errors)
FAIL: ext/throw_allocator/check_new.cc -std=gnu++20 (test for excess errors)
FAIL: ext/throw_allocator/variadic_construct.cc -std=gnu++20 (test for excess
errors)
FAIL: ext/vstring/requirements/exception/generation_prohibited.cc -std=gnu++20
(test for excess errors)
with GCC configured with
../../gcc/configure
--prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r16-6183/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=ext/random/uniform_inside_sphere_distribution/operators/serialize.cc
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_inside_sphere_distribution/operators/serialize.cc
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_inside_sphere_distribution/operators/serialize.cc
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_inside_sphere_distribution/operators/serialize.cc
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_on_sphere_distribution/operators/generate.cc
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_on_sphere_distribution/operators/generate.cc
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_on_sphere_distribution/operators/generate.cc
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_on_sphere_distribution/operators/generate.cc
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_on_sphere_distribution/operators/serialize.cc
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_on_sphere_distribution/operators/serialize.cc
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_on_sphere_distribution/operators/serialize.cc
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/uniform_on_sphere_distribution/operators/serialize.cc
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/von_mises_distribution/operators/serialize.cc
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/von_mises_distribution/operators/serialize.cc
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/von_mises_distribution/operators/serialize.cc
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/random/von_mises_distribution/operators/serialize.cc
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/check_delete.cc
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/check_delete.cc
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/check_delete.cc
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/check_delete.cc
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/check_new.cc
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/check_new.cc
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/check_new.cc
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/check_new.cc
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/variadic_construct.cc
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/variadic_construct.cc
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/variadic_construct.cc
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/throw_allocator/variadic_construct.cc
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/vstring/requirements/exception/generation_prohibited.cc
--target_board='unix{-m32}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/vstring/requirements/exception/generation_prohibited.cc
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/vstring/requirements/exception/generation_prohibited.cc
--target_board='unix{-m64}'"
$ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check
RUNTESTFLAGS="conformance.exp=ext/vstring/requirements/exception/generation_prohibited.cc
--target_board='unix{-m64\ -march=cascadelake}'"
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