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Diffstat (limited to 'ports/sysdeps/mips/bits/atomic.h')
-rw-r--r--ports/sysdeps/mips/bits/atomic.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/ports/sysdeps/mips/bits/atomic.h b/ports/sysdeps/mips/bits/atomic.h
index 749e166908..c5a26b927d 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; })