Add a constant for S_INT_MIN

This is necessary for I807ae4bd

Bug: 7491364
Change-Id: I46ee92a76eb65e80b64538d0300b718eac6a3ddb
main
Jean Chalard 2012-11-20 21:19:26 +09:00
parent 66cee1f92d
commit 592f2b315f
1 changed files with 6 additions and 0 deletions

View File

@ -250,6 +250,12 @@ 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