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author | tron <tron@openttd.org> | 2006-03-03 19:42:09 +0000 |
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committer | tron <tron@openttd.org> | 2006-03-03 19:42:09 +0000 |
commit | 40fd4377b0d2dbd7b6d3d0d3aa792fa7b1ec3984 (patch) | |
tree | 33b8df8ca1efa38a8227dd2ec34da277aed9c554 /macros.h | |
parent | 5b0e6f90a9a18ed549ebb70a1e1af35ef76361ef (diff) | |
download | openttd-40fd4377b0d2dbd7b6d3d0d3aa792fa7b1ec3984.tar.xz |
(svn r3747) Change HASBIT() to return 0/1 instead of 0/value of tested bit, because the name suggests it does the former and current behavior broke in some places in very subtle ways (for example HASBIT(x, 0) != HASBIT(y, 1) doesn't work, returning a bool after HASBIT(x, 9) neither)
Diffstat (limited to 'macros.h')
-rw-r--r-- | macros.h | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -57,7 +57,7 @@ static inline int64 BIGMULS(int32 a, int32 b) { #define IS_INSIDE_1D(x, base, size) ( (uint)((x) - (base)) < ((uint)(size)) ) -#define HASBIT(x,y) ((x) & (1 << (y))) +#define HASBIT(x,y) (((x) & (1 << (y))) != 0) #define SETBIT(x,y) ((x) |= (1 << (y))) #define CLRBIT(x,y) ((x) &= ~(1 << (y))) #define TOGGLEBIT(x,y) ((x) ^= (1 << (y))) |