Re: [ANNOUNCEMENT] Updated: gcc-9.2.0-2 (x86/x86_64)

[Denis Excoffier <cygwin@Denis-Excoffier.org>]

> On 2020-02-25 01:18, Jon Turney wrote :
> 
> On 24/02/2020 23:35, JonY wrote:
>> On 2/24/20 8:21 PM, Achim Gratz wrote:
>>> JonY writes:
>>>> gcc-9.2.0-2 has been uploaded for Cygwin. This version is the same as
>>>> -1, just repackaged and marked as stable.
>>> 
>>> This version of gcc requires a newer binutils than defined as current in
>>> the Cygwin repo, so until this gets corrected one needs to manually
>>> switch to the test version binutils-2.31.1-1.
> 
> binutils-2.31.1-1 has been promoted from test to current.
> 

In order to compile cleanly the last snapshot with gcc 9.2.0, i had to apply the following patch (see below).
Otherwise one get an uninitialized variable together with a missing __attribute__.

Regards,

Denis Excoffier.

diff -cNr cygwin-snapshot-20200221-1o/winsup/cygwin/exec.cc cygwin-snapshot-20200221-1p/winsup/cygwin/exec.cc
*** cygwin-snapshot-20200221-1o/winsup/cygwin/exec.cc	Mon Jun 27 13:27:22 2016
--- cygwin-snapshot-20200221-1p/winsup/cygwin/exec.cc	Wed Feb 26 08:42:33 2020
***************
*** 85,91 ****
  {
    return spawnve (_P_OVERLAY, path, argv, envp);
  }
! EXPORT_ALIAS (execve, _execve)	/* For newlib */
  
  extern "C" int
  execvp (const char *file, char * const *argv)
--- 85,92 ----
  {
    return spawnve (_P_OVERLAY, path, argv, envp);
  }
! //EXPORT_ALIAS (execve, _execve)	/* For newlib */
! extern "C" __typeof (execve) _execve __attribute__ ((alias("execve"), nothrow));
  
  extern "C" int
  execvp (const char *file, char * const *argv)
diff -cNr cygwin-snapshot-20200221-1o/winsup/cygwin/posix_timer.cc cygwin-snapshot-20200221-1p/winsup/cygwin/posix_timer.cc
*** cygwin-snapshot-20200221-1o/winsup/cygwin/posix_timer.cc	Fri Mar  8 12:58:25 2019
--- cygwin-snapshot-20200221-1p/winsup/cygwin/posix_timer.cc	Wed Feb 26 08:41:33 2020
***************
*** 81,87 ****
  LONG
  timer_tracker::disarm_overrun_event ()
  {
!   LONG ret;
  
    AcquireSRWLockExclusive (&srwlock);
    if (overrun_count != OVR_DISARMED)
--- 81,87 ----
  LONG
  timer_tracker::disarm_overrun_event ()
  {
!   LONG ret = 0;
  
    AcquireSRWLockExclusive (&srwlock);
    if (overrun_count != OVR_DISARMED)




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