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/*-
* Copyright (c) 2008-2014 WiredTiger, Inc.
* All rights reserved.
*
* See the file LICENSE for redistribution information.
*/
/*
* Quiet compiler warnings about unused function parameters and variables,
* and unused function return values.
*/
#define WT_UNUSED(var) (void)(var)
#ifdef __GNUC__
#define WT_UNUSED_RET(var) \
({ __typeof__(var) __ret = var; (void)sizeof __ret; })
#else
#define WT_UNUSED_RET(var) (void)(var)
#endif
/* Add GCC-specific attributes to types and function declarations. */
#ifdef __GNUC__
#define WT_GCC_ATTRIBUTE(x) __attribute__(x)
#else
#define WT_GCC_ATTRIBUTE(x)
#endif
/*
* Attribute are only permitted on function declarations, not definitions.
* This macro is a marker for function definitions that is rewritten by
* dist/s_prototypes to create extern.h.
*/
#define WT_GCC_FUNC_ATTRIBUTE(x)
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