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removed warnings for unused()

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Enno Rehling 2005-11-20 13:04:01 +00:00
parent 7783077517
commit 6978b09a06
1 changed files with 9 additions and 2 deletions
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11
src/config.h
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@ -220,8 +220,15 @@ extern char * strdup(const char *s);
#endif #endif
#endif #endif
#define unused(var) (var) #if defined (ghs) || defined (__GNUC__) || defined (__hpux) || defined (__sgi) || defined (__DECCXX) || defined (__KCC) || defined (__rational__) || defined (__USLC__) || defined (ACE_RM544)
// Some compilers complain about "statement with no effect" with (a).
// This eliminates the warnings, and no code is generated for the null
// conditional statement. NOTE: that may only be true if -O is enabled,
// such as with GreenHills (ghs) 1.8.8.
# define unused(a) do {/* null */} while (&a == 0)
#else /* ghs || __GNUC__ || ..... */
# define unused(a) (a)
#endif /* ghs || __GNUC__ || ..... */
/**** **** /**** ****
** The Eressea boolean type ** ** The Eressea boolean type **