diff options
| -rw-r--r-- | newlib/libc/include/sys/cdefs.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/newlib/libc/include/sys/cdefs.h b/newlib/libc/include/sys/cdefs.h index 0c8fced27..68172ad65 100644 --- a/newlib/libc/include/sys/cdefs.h +++ b/newlib/libc/include/sys/cdefs.h @@ -361,6 +361,20 @@ __builtin_types_compatible_p(__typeof(expr), t), yes, no) #endif +/* + * C99 Static array indices in function parameter declarations. Syntax such as: + * void bar(int myArray[static 10]); + * is allowed in C99 but not in C++. Define __min_size appropriately so + * headers using it can be compiled in either language. Use like this: + * void bar(int myArray[__min_size(10)]); + */ +#if !defined(__cplusplus) && \ + (!defined(__STDC_VERSION__) || (__STDC_VERSION__ >= 199901)) +#define __min_size(x) static (x) +#else +#define __min_size(x) (x) +#endif + #if __GNUC_PREREQ__(2, 96) #define __malloc_like __attribute__((__malloc__)) #define __pure __attribute__((__pure__)) |