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| author | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2019-11-06 18:10:17 +0000 |
|---|---|---|
| committer | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2019-11-06 18:10:17 +0000 |
| commit | 17cd8af3201acd97fc348543be3c7fc651c2287a (patch) | |
| tree | 56231a894276ebb1db405739bd3e7c02b4e9fed8 /math/math_config.h | |
| parent | 9e6e14e2c8554c178af54f23151b54aa72d0271e (diff) | |
| download | arm-optimized-routines-17cd8af3201acd97fc348543be3c7fc651c2287a.tar.gz | |
math: fix unused variable warnings
Compilers (incorrectly) warn about unused volatile variables:
math/math_config.h: In function 'force_eval_float':
math/math_config.h:188:18: warning: unused variable 'y' [-Wunused-variable]
silence them.
Diffstat (limited to 'math/math_config.h')
| -rw-r--r-- | math/math_config.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/math/math_config.h b/math/math_config.h index 1615230..c386ef3 100644 --- a/math/math_config.h +++ b/math/math_config.h @@ -66,6 +66,7 @@ #ifdef __GNUC__ # define HIDDEN __attribute__ ((__visibility__ ("hidden"))) # define NOINLINE __attribute__ ((noinline)) +# define UNUSED __attribute__ ((unused)) # define likely(x) __builtin_expect (!!(x), 1) # define unlikely(x) __builtin_expect (x, 0) # define strong_alias(f, a) \ @@ -75,6 +76,7 @@ #else # define HIDDEN # define NOINLINE +# define UNUSED # define likely(x) (x) # define unlikely(x) (x) #endif @@ -213,12 +215,12 @@ opt_barrier_double (double x) static inline void force_eval_float (float x) { - volatile float y = x; + volatile float y UNUSED = x; } static inline void force_eval_double (double x) { - volatile double y = x; + volatile double y UNUSED = x; } #endif |