| 1 | #ifndef UTIL_H__ |
1 | #ifndef UTIL_H__ |
| 2 | #define UTIL_H__ |
2 | #define UTIL_H__ |
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3 | |
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4 | #if __GNUC__ >= 3 |
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5 | # define is_constant(c) __builtin_constant_p (c) |
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6 | #else |
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7 | # define is_constant(c) 0 |
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8 | #endif |
| 3 | |
9 | |
| 4 | // makes dynamically allocated objects zero-initialised |
10 | // makes dynamically allocated objects zero-initialised |
| 5 | struct zero_initialised |
11 | struct zero_initialised |
| 6 | { |
12 | { |
| 7 | void *operator new (size_t s); |
13 | void *operator new (size_t s); |
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14 | void *operator new [] (size_t s); |
| 8 | void operator delete (void *p, size_t s); |
15 | void operator delete (void *p, size_t s); |
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16 | void operator delete [] (void *p, size_t s); |
| 9 | }; |
17 | }; |
| 10 | |
18 | |
| 11 | #endif |
19 | #endif |
| 12 | |
20 | |
