Cygwin: accommodate gcc -Og option

All three warnings produced with -Og are false positives. But given we're using -Werror unconditionally it's better to be safe than sorry. Reported-by: Kevin Ushey <kevinushey@gmail.com> Signed-off-by: Corinna Vinschen <corinna@vinschen.de> (cherry picked from commit 2a2a648)
mirror · Sep 12, 2024 · 784ce7a · 784ce7a
1 parent 37ab3e0
commit 784ce7a
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/winsup/cygwin/fhandler/fifo.cc b/winsup/cygwin/fhandler/fifo.cc
@@ -669,7 +669,7 @@ fhandler_fifo::create_shmem (bool only_open)
 {
   HANDLE sect;
   OBJECT_ATTRIBUTES attr;
-  NTSTATUS status;
+  NTSTATUS status = STATUS_SUCCESS;
   LARGE_INTEGER size = { .QuadPart = sizeof (fifo_shmem_t) };
   SIZE_T viewsize = sizeof (fifo_shmem_t);
   PVOID addr = NULL;

diff --git a/winsup/cygwin/tty.cc b/winsup/cygwin/tty.cc
@@ -323,7 +323,7 @@ tty::wait_fwd ()
      thread when the last data is transfered. */
   const ULONGLONG sleep_in_nat_pipe = 16;
   const ULONGLONG time_to_wait = sleep_in_nat_pipe * 2 + 1/* margine */;
-  ULONGLONG elapsed;
+  ULONGLONG elapsed = 0;
   while (fwd_not_empty
 	 || (elapsed = GetTickCount64 () - fwd_last_time) < time_to_wait)
     {

diff --git a/winsup/utils/kill.cc b/winsup/utils/kill.cc
@@ -73,7 +73,7 @@ print_version ()
 static const char *
 strsigno (int signo)
 {
-  static char sigbuf[8];
+  static char sigbuf[32];
 
   if (signo > 0 && signo < SIGRTMIN)
     return sys_sigabbrev[signo];