Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-13 Thread Jonathan Wakely via Gcc-patches
On Wed, 13 Sept 2023 at 16:38, Christophe Lyon via Libstdc++ wrote: > > On Tue, 12 Sept 2023 at 11:07, Jonathan Wakely wrote: > > > On Tue, 12 Sept 2023 at 08:59, Christophe Lyon > > wrote: > > > I've noticed several undefined references to > > __glibcxx_backtrace_create_state too > > > 19_diagn

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-13 Thread Christophe Lyon via Gcc-patches
On Tue, 12 Sept 2023 at 11:07, Jonathan Wakely wrote: > On Tue, 12 Sept 2023 at 08:59, Christophe Lyon > wrote: > > > > > > > > On Mon, 11 Sept 2023 at 18:11, Jonathan Wakely > wrote: > >> > >> On Mon, 11 Sept 2023 at 16:40, Christophe Lyon > >> wrote: > >> > > >> > > >> > > >> > On Mon, 11 Se

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-12 Thread Jonathan Wakely via Gcc-patches
On Tue, 12 Sept 2023 at 08:59, Christophe Lyon wrote: > > > > On Mon, 11 Sept 2023 at 18:11, Jonathan Wakely wrote: >> >> On Mon, 11 Sept 2023 at 16:40, Christophe Lyon >> wrote: >> > >> > >> > >> > On Mon, 11 Sept 2023 at 17:22, Jonathan Wakely wrote: >> >> >> >> On Mon, 11 Sept 2023 at 14:57,

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-12 Thread Christophe Lyon via Gcc-patches
On Mon, 11 Sept 2023 at 18:11, Jonathan Wakely wrote: > On Mon, 11 Sept 2023 at 16:40, Christophe Lyon > wrote: > > > > > > > > On Mon, 11 Sept 2023 at 17:22, Jonathan Wakely > wrote: > >> > >> On Mon, 11 Sept 2023 at 14:57, Christophe Lyon > >> wrote: > >> > > >> > > >> > > >> > On Mon, 11 Se

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-11 Thread Jonathan Wakely via Gcc-patches
On Mon, 11 Sept 2023 at 16:40, Christophe Lyon wrote: > > > > On Mon, 11 Sept 2023 at 17:22, Jonathan Wakely wrote: >> >> On Mon, 11 Sept 2023 at 14:57, Christophe Lyon >> wrote: >> > >> > >> > >> > On Mon, 11 Sept 2023 at 15:12, Jonathan Wakely wrote: >> >> >> >> On Mon, 11 Sept 2023 at 13:36,

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-11 Thread Christophe Lyon via Gcc-patches
On Mon, 11 Sept 2023 at 17:22, Jonathan Wakely wrote: > On Mon, 11 Sept 2023 at 14:57, Christophe Lyon > wrote: > > > > > > > > On Mon, 11 Sept 2023 at 15:12, Jonathan Wakely > wrote: > >> > >> On Mon, 11 Sept 2023 at 13:36, Christophe Lyon > >> wrote: > >> > > >> > > >> > > >> > On Mon, 11 Se

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-11 Thread Richard Earnshaw (lists) via Gcc-patches
On 11/09/2023 16:22, Jonathan Wakely via Gcc-patches wrote: > On Mon, 11 Sept 2023 at 14:57, Christophe Lyon > wrote: >> >> >> >> On Mon, 11 Sept 2023 at 15:12, Jonathan Wakely wrote: >>> >>> On Mon, 11 Sept 2023 at 13:36, Christophe Lyon >>> wrote: On Mon, 11 Sept 2023 at 12

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-11 Thread Jonathan Wakely via Gcc-patches
On Mon, 11 Sept 2023 at 14:57, Christophe Lyon wrote: > > > > On Mon, 11 Sept 2023 at 15:12, Jonathan Wakely wrote: >> >> On Mon, 11 Sept 2023 at 13:36, Christophe Lyon >> wrote: >> > >> > >> > >> > On Mon, 11 Sept 2023 at 12:59, Jonathan Wakely wrote: >> >> >> >> On Sun, 10 Sept 2023 at 20:31,

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-11 Thread Christophe Lyon via Gcc-patches
On Mon, 11 Sept 2023 at 15:12, Jonathan Wakely wrote: > On Mon, 11 Sept 2023 at 13:36, Christophe Lyon > wrote: > > > > > > > > On Mon, 11 Sept 2023 at 12:59, Jonathan Wakely > wrote: > >> > >> On Sun, 10 Sept 2023 at 20:31, Christophe Lyon > >> wrote: > >> > > >> > Some targets like arm-eabi

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-11 Thread Jonathan Wakely via Gcc-patches
On Mon, 11 Sept 2023 at 13:36, Christophe Lyon wrote: > > > > On Mon, 11 Sept 2023 at 12:59, Jonathan Wakely wrote: >> >> On Sun, 10 Sept 2023 at 20:31, Christophe Lyon >> wrote: >> > >> > Some targets like arm-eabi with newlib and default settings rely on >> > __sync_synchronize() to ensure syn

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-11 Thread Christophe Lyon via Gcc-patches
On Mon, 11 Sept 2023 at 12:59, Jonathan Wakely wrote: > On Sun, 10 Sept 2023 at 20:31, Christophe Lyon > wrote: > > > > Some targets like arm-eabi with newlib and default settings rely on > > __sync_synchronize() to ensure synchronization. Newlib does not > > implement it by default, to make us

Re: [PATCH 2/2] libstdc++: Add dg-require-thread-fence in several tests

2023-09-11 Thread Jonathan Wakely via Gcc-patches
On Sun, 10 Sept 2023 at 20:31, Christophe Lyon wrote: > > Some targets like arm-eabi with newlib and default settings rely on > __sync_synchronize() to ensure synchronization. Newlib does not > implement it by default, to make users aware they have to take special > care. > > This makes a few tes