https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100164
--- Comment #18 from David Edelsohn ---
Because the _M_try_acquire patch was not yet committed to trunk when I tested
and bootstrap on trunk now is broken due to other, unrelated patches.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100164
Jonathan Wakely changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100164
--- Comment #16 from Thomas Rodgers ---
The _M_try_acquire() change should be on master and gcc-11 now.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100164
--- Comment #15 from Thomas Rodgers ---
>From the most recent patch -
+_GLIBCXX_ALWAYS_INLINE bool
+_M_try_acquire() noexcept
+{
+ for (;;)
+ {
+ auto __err = sem_trywait(&_M_semaphore);
+ if (__err && (er
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100164
--- Comment #14 from David Edelsohn ---
Thanks for the patch. This now removes the failure that semaphore_impl is not
found.
Because the platform semaphore code never was exercised due to the bug in the
macro, there are more latent bugs.
/tmp/
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100164
--- Comment #13 from CVS Commits ---
The releases/gcc-11 branch has been updated by Jakub Jelinek
:
https://gcc.gnu.org/g:0857fc3820bee04771f60a86b9dd5627b3ea1904
commit r11-8270-g0857fc3820bee04771f60a86b9dd5627b3ea1904
Author: Jakub Jelinek
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100164
--- Comment #12 from Jonathan Wakely ---
(In reply to Jakub Jelinek from comment #5)
> The changelog said you want to use __thread_yield(); there instead...
Yes, that was fixed in r11-7293 (the patch attached in comment 3 was r11-7248).
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100164
--- Comment #11 from CVS Commits ---
The master branch has been updated by Jakub Jelinek :
https://gcc.gnu.org/g:2d4c3af94f84c874cfddc753dc0f34ebf7fc11d9
commit r12-22-g2d4c3af94f84c874cfddc753dc0f34ebf7fc11d9
Author: Jakub Jelinek
Date: We
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100164
Richard Biener changed:
What|Removed |Added
Summary|[11 Regression] |[11/12 Regression]
|
