[hurd,commited,5/7] hurd: fix warning

Message ID 20180127225102.11373-6-samuel.thibault@ens-lyon.org
State New
Headers show
Series
  • fix warnings
Related show

Commit Message

Samuel Thibault Jan. 27, 2018, 10:51 p.m.
Making `special_profil_failure' both avoids warning "variable
'special_profil_failure' set but not used", and makes it easier to
access with gdb.

	* sysdeps/mach/hurd/profil.c (special_profil_failure): Move variable
	to global scope.
---
 ChangeLog                  | 2 ++
 sysdeps/mach/hurd/profil.c | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

-- 
2.15.1

Patch

diff --git a/ChangeLog b/ChangeLog
index 5dd9e9fcb6..5e62415607 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -29,6 +29,8 @@ 
 	MACH_IPC_COMPAT.
 	* sysdeps/mach/hurd/dl-sysdep.c (_exit): Call LOSE and abort() if
 	__task_terminate would ever return successfully.
+	* sysdeps/mach/hurd/profil.c (special_profil_failure): Move variable
+	to global scope.
 
 2018-01-27  James Clarke  <jrtc27@jrtc27.com>
 
diff --git a/sysdeps/mach/hurd/profil.c b/sysdeps/mach/hurd/profil.c
index 2fe8f9de56..b3f201b016 100644
--- a/sysdeps/mach/hurd/profil.c
+++ b/sysdeps/mach/hurd/profil.c
@@ -138,6 +138,8 @@  __profil (u_short *sample_buffer, size_t size, size_t offset, u_int scale)
 }
 weak_alias (__profil, profil)
 
+static volatile error_t special_profil_failure;
+
 /* Fetch PC samples.  This function must be very careful not to depend
    on Hurd threadvar variables.  We arrange that by using a special
    stub arranged for at the end of this file. */
@@ -154,7 +156,6 @@  fetch_samples (void)
 				     pc_samples, &nsamples);
   if (err)
     {
-      static volatile error_t special_profil_failure;
       static volatile int a, b;
 
       special_profil_failure = err;