diff options
Diffstat (limited to 'ports/sysdeps/mips/bits/atomic.h')
| -rw-r--r-- | ports/sysdeps/mips/bits/atomic.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/ports/sysdeps/mips/bits/atomic.h b/ports/sysdeps/mips/bits/atomic.h index 749e166908..566b3dd2b8 100644 --- a/ports/sysdeps/mips/bits/atomic.h +++ b/ports/sysdeps/mips/bits/atomic.h @@ -1,5 +1,5 @@ /* Low-level functions for atomic operations. Mips version. - Copyright (C) 2005-2012 Free Software Foundation, Inc. + Copyright (C) 2005-2013 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -209,10 +209,10 @@ typedef uintmax_t uatomic_max_t; in which values are returned. */ # define __arch_compare_and_exchange_xxx_8_int(mem, newval, oldval, rel, acq) \ - (abort (), __prev = __cmp = 0) + (abort (), __prev = 0, __cmp = 0, (void) __cmp) # define __arch_compare_and_exchange_xxx_16_int(mem, newval, oldval, rel, acq) \ - (abort (), __prev = __cmp = 0) + (abort (), __prev = 0, __cmp = 0, (void) __cmp) # define __arch_compare_and_exchange_xxx_32_int(mem, newval, oldval, rel, acq) \ __asm__ __volatile__ ( \ @@ -236,7 +236,7 @@ typedef uintmax_t uatomic_max_t; # if _MIPS_SIM == _ABIO32 /* We can't do an atomic 64-bit operation in O32. */ # define __arch_compare_and_exchange_xxx_64_int(mem, newval, oldval, rel, acq) \ - (abort (), __prev = __cmp = 0) + (abort (), __prev = 0, __cmp = 0, (void) __cmp) # else # define __arch_compare_and_exchange_xxx_64_int(mem, newval, oldval, rel, acq) \ __asm__ __volatile__ ("\n" \ @@ -261,22 +261,22 @@ typedef uintmax_t uatomic_max_t; /* For all "bool" routines, we return FALSE if exchange succesful. */ # define __arch_compare_and_exchange_bool_8_int(mem, new, old, rel, acq) \ -({ typeof (*mem) __prev; int __cmp; \ +({ typeof (*mem) __prev __attribute__ ((unused)); int __cmp; \ __arch_compare_and_exchange_xxx_8_int(mem, new, old, rel, acq); \ !__cmp; }) # define __arch_compare_and_exchange_bool_16_int(mem, new, old, rel, acq) \ -({ typeof (*mem) __prev; int __cmp; \ +({ typeof (*mem) __prev __attribute__ ((unused)); int __cmp; \ __arch_compare_and_exchange_xxx_16_int(mem, new, old, rel, acq); \ !__cmp; }) # define __arch_compare_and_exchange_bool_32_int(mem, new, old, rel, acq) \ -({ typeof (*mem) __prev; int __cmp; \ +({ typeof (*mem) __prev __attribute__ ((unused)); int __cmp; \ __arch_compare_and_exchange_xxx_32_int(mem, new, old, rel, acq); \ !__cmp; }) # define __arch_compare_and_exchange_bool_64_int(mem, new, old, rel, acq) \ -({ typeof (*mem) __prev; int __cmp; \ +({ typeof (*mem) __prev __attribute__ ((unused)); int __cmp; \ __arch_compare_and_exchange_xxx_64_int(mem, new, old, rel, acq); \ !__cmp; }) |