diff options
Diffstat (limited to 'src/system.h')
| -rw-r--r-- | src/system.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/system.h b/src/system.h index d51caedf1..21182a47f 100644 --- a/src/system.h +++ b/src/system.h @@ -513,6 +513,19 @@ enum # define IF_LINT(Code) /* empty */ #endif +/* With -Dlint, avoid warnings from gcc about code like mbstate_t m = {0,}; + by wasting space on a static variable of the same type, that is thus + guaranteed to be initialized to 0, and use that on the RHS. */ +#define DZA_CONCAT0(x,y) x ## y +#define DZA_CONCAT(x,y) DZA_CONCAT0 (x, y) +#ifdef lint +# define DECLARE_ZEROED_AGGREGATE(Type, Var) \ + static Type DZA_CONCAT (s0_, __LINE__); Type Var = DZA_CONCAT (s0_, __LINE__) +#else +# define DECLARE_ZEROED_AGGREGATE(Type, Var) \ + Type Var = { 0, } +#endif + #ifndef __attribute__ # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 8) # define __attribute__(x) /* empty */ |