New ThreadSanitizer runtime (v3)

2021-11-22 Thread Dmitry Vyukov via Gcc
Hi gcc developers, I wanted to give heads up regarding a significant re-design of the ThreadSanitizer runtime: https://reviews.llvm.org/D112603 Currently it's submitted: https://github.com/llvm/llvm-project/commit/1784fe0532a69ead17793bced060a9bf9d232027 but can well be rolled back if too many bui

Re: New ThreadSanitizer runtime (v3)

2021-11-22 Thread Martin Liška
On 11/22/21 16:22, Dmitry Vyukov wrote: Hi gcc developers, Hello. I wanted to give heads up regarding a significant re-design of the Thanks for it. ThreadSanitizer runtime: https://reviews.llvm.org/D112603 Currently it's submitted: https://github.com/llvm/llvm-project/commit/1784fe0532a6

Re: New ThreadSanitizer runtime (v3)

2021-11-22 Thread Martin Liška
On 11/22/21 16:22, Dmitry Vyukov wrote: I wanted to give heads up regarding a significant re-design of the ThreadSanitizer runtime: https://reviews.llvm.org/D112603 Currently it's submitted: https://github.com/llvm/llvm-project/commit/1784fe0532a69ead17793bced060a9bf9d232027 And I noticed the f

Re: New ThreadSanitizer runtime (v3)

2021-11-22 Thread Dmitry Vyukov via Gcc
On Mon, 22 Nov 2021 at 19:31, Martin Liška wrote: > > On 11/22/21 16:22, Dmitry Vyukov wrote: > > Hi gcc developers, > > Hello. > > > > > I wanted to give heads up regarding a significant re-design of the > > Thanks for it. > > > ThreadSanitizer runtime: > > https://reviews.llvm.org/D112603 > > Cu

Re: New ThreadSanitizer runtime (v3)

2021-11-22 Thread Dmitry Vyukov via Gcc
On Mon, 22 Nov 2021 at 19:38, Martin Liška wrote: > > On 11/22/21 16:22, Dmitry Vyukov wrote: > > I wanted to give heads up regarding a significant re-design of the > > ThreadSanitizer runtime: > > https://reviews.llvm.org/D112603 > > Currently it's submitted: > > https://github.com/llvm/llvm-proj

Re: New ThreadSanitizer runtime (v3)

2021-11-22 Thread Martin Liška
On 11/22/21 20:00, Dmitry Vyukov wrote: Not sure about gcc, but in clang the old no_sanitize_thread attribute disabled only part of instrumentation (only memory accesses, but not atomics and function entry/exit). The new attribute disables all instrumentation. And what about no_sanitize("thread

Re: New ThreadSanitizer runtime (v3)

2021-11-22 Thread Jakub Jelinek via Gcc
On Mon, Nov 22, 2021 at 08:00:38PM +0100, Dmitry Vyukov wrote: > Not sure about gcc, but in clang the old no_sanitize_thread attribute > disabled only part of instrumentation (only memory accesses, but not > atomics and function entry/exit). The new attribute disables all > instrumentation. In gcc

Re: New ThreadSanitizer runtime (v3)

2021-11-22 Thread Marco Elver via Gcc
On Mon, 22 Nov 2021 at 20:08, Martin Liška wrote: > > On 11/22/21 20:00, Dmitry Vyukov wrote: > > Not sure about gcc, but in clang the old no_sanitize_thread attribute > > disabled only part of instrumentation (only memory accesses, but not > > atomics and function entry/exit). The new attribute d