diff options
Diffstat (limited to 'sysdeps/microblaze/backtrace.c')
| -rw-r--r-- | sysdeps/microblaze/backtrace.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sysdeps/microblaze/backtrace.c b/sysdeps/microblaze/backtrace.c index 24e827ac39..9eb17dd192 100644 --- a/sysdeps/microblaze/backtrace.c +++ b/sysdeps/microblaze/backtrace.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2005-2015 Free Software Foundation, Inc. +/* Copyright (C) 2005-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -114,6 +114,9 @@ __backtrace (void **array, int size) int count; int rc = 0; + if (size <= 0) + return 0; + __asm__ __volatile__ ("mfs %0, rpc" : "=r"(pc)); |