hurd: fix warning

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.

1 files changed, 2 insertions, 1 deletions

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;