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Refine UNUSED macro to avoid any side effect

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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
Change-Id: I35d858fc6fb2e0e24b993ab7dd2203c9dd35232a
This commit is contained in:
Xiang Xiao 2021-03-29 14:08:03 +08:00 • committed by Abdelatif Guettouche
parent 866fe646aa
commit 3813634dc9
1 changed files with 7 additions and 7 deletions
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14
include/nuttx/compiler.h
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@ -49,7 +49,7 @@
/* Indicate that a local variable is not used */
# define UNUSED(a) ((void)(a))
# define UNUSED(a) ((void)(1 || (a)))
/* Built-in functions */
@ -301,7 +301,7 @@
/* Indicate that a local variable is not used */
# define UNUSED(a) ((void)(a))
# define UNUSED(a) ((void)(1 || (a)))
/* SDCC-specific definitions ************************************************/
@ -394,7 +394,7 @@
/* Indicate that a local variable is not used */
# define UNUSED(a) ((void)(a))
# define UNUSED(a) ((void)(1 || (a)))
/* It is assumed that the system is build using the small
* data model with storage defaulting to internal RAM.
@ -447,7 +447,7 @@
/* Indicate that a local variable is not used */
# define UNUSED(a) ((void)(a))
# define UNUSED(a) ((void)(1 || (a)))
/* Zilog-specific definitions ***********************************************/
@ -578,7 +578,7 @@
/* Indicate that a local variable is not used */
# define UNUSED(a) ((void)(a))
# define UNUSED(a) ((void)(1 || (a)))
/* ICCARM-specific definitions **********************************************/
@ -590,7 +590,7 @@
/* Indicate that a local variable is not used */
# define UNUSED(a) ((void)(a))
# define UNUSED(a) ((void)(1 || (a)))
# define weak_alias(name, aliasname)
# define weak_data __weak
@ -686,7 +686,7 @@
# undef CONFIG_HAVE_ANONYMOUS_STRUCT
# undef CONFIG_HAVE_ANONYMOUS_UNION
# define UNUSED(a) ((void)(a))
# define UNUSED(a) ((void)(1 || (a)))
#endif