am 37fbcb0d: am 6d471258: am c9349db1: Merge "Add a constant for S_INT_MIN" into jb-mr1.1-dev

* commit '37fbcb0ddf2bf61f0e432534b671596b1b6f897e':
  Add a constant for S_INT_MIN
main
Jean Chalard 2012-11-20 19:41:28 -08:00 committed by Android Git Automerger
commit 41a77f9e6e
1 changed files with 6 additions and 0 deletions

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@ -243,6 +243,12 @@ static inline void prof_out(void) {
#ifndef S_INT_MAX
#define S_INT_MAX 2147483647 // ((1 << 31) - 1)
#endif
#ifndef S_INT_MIN
// The literal constant -2147483648 does not work in C prior C90, because
// the compiler tries to fit the positive number into an int and then negate it.
// GCC warns about this.
#define S_INT_MIN (-2147483647 - 1) // -(1 << 31)
#endif
// Define this to use mmap() for dictionary loading. Undefine to use malloc() instead of mmap().
// We measured and compared performance of both, and found mmap() is fairly good in terms of