From 018f9a78d3d92a9ede6298a65c5edfef5805d5d6 Mon Sep 17 00:00:00 2001 From: Joseph Myers Date: Sat, 17 Nov 2012 03:35:27 +0000 Subject: [PATCH] Fix "set but not used" warnings from MIPS bits/atomic.h. --- ports/ChangeLog.mips | 9 +++++++++ ports/sysdeps/mips/bits/atomic.h | 8 ++++---- 2 files changed, 13 insertions(+), 4 deletions(-) diff --git a/ports/ChangeLog.mips b/ports/ChangeLog.mips index cdf4ea3..f5e73f8 100644 --- a/ports/ChangeLog.mips +++ b/ports/ChangeLog.mips @@ -1,3 +1,12 @@ +2012-11-17 Joseph Myers + + * sysdeps/mips/bits/atomic.h + (__arch_compare_and_exchange_bool_8_int): Mark __PREV variable + with __attribute__ ((unused)). + (__arch_compare_and_exchange_bool_16_int): Likewise. + (__arch_compare_and_exchange_bool_32_int): Likewise. + (__arch_compare_and_exchange_bool_64_int): Likewise. + 2012-11-06 Maxim Kuvyrkov * sysdeps/mips/memmove.c: New file. Use memcpy for forward memmove. diff --git a/ports/sysdeps/mips/bits/atomic.h b/ports/sysdeps/mips/bits/atomic.h index 749e166..c5a26b9 100644 --- a/ports/sysdeps/mips/bits/atomic.h +++ b/ports/sysdeps/mips/bits/atomic.h @@ -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; }) -- 2.7.4