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Lines 13-19
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| 13 |
if (nth_bit >= 0) |
13 |
if (nth_bit >= 0) |
| 14 |
{ |
14 |
{ |
| 15 |
if (G_LIKELY (nth_bit < GLIB_SIZEOF_LONG * 8 - 1)) |
15 |
if (G_LIKELY (nth_bit < GLIB_SIZEOF_LONG * 8 - 1)) |
| 16 |
mask &= -(1<<(nth_bit+1)); |
16 |
mask &= -(1UL<<(nth_bit+1)); |
| 17 |
else |
17 |
else |
| 18 |
mask = 0; |
18 |
mask = 0; |
| 19 |
} |
19 |
} |
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Lines 26-32
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| 26 |
if (nth_bit >= 0) |
26 |
if (nth_bit >= 0) |
| 27 |
{ |
27 |
{ |
| 28 |
if (G_LIKELY (nth_bit < GLIB_SIZEOF_LONG * 8 - 1)) |
28 |
if (G_LIKELY (nth_bit < GLIB_SIZEOF_LONG * 8 - 1)) |
| 29 |
mask &= -(1<<(nth_bit+1)); |
29 |
mask &= -(1UL<<(nth_bit+1)); |
| 30 |
else |
30 |
else |
| 31 |
mask = 0; |
31 |
mask = 0; |
| 32 |
} |
32 |
} |
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Lines 37-43
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| 37 |
builtin_bit_nth_msf (gulong mask, gint nth_bit) |
37 |
builtin_bit_nth_msf (gulong mask, gint nth_bit) |
| 38 |
{ |
38 |
{ |
| 39 |
if (nth_bit >= 0 && nth_bit < GLIB_SIZEOF_LONG * 8) |
39 |
if (nth_bit >= 0 && nth_bit < GLIB_SIZEOF_LONG * 8) |
| 40 |
mask &= (1<<nth_bit)-1; |
40 |
mask &= (1UL<<nth_bit)-1; |
| 41 |
return mask ? GLIB_SIZEOF_LONG * 8 - 1 - __builtin_clzl(mask) : -1; |
41 |
return mask ? GLIB_SIZEOF_LONG * 8 - 1 - __builtin_clzl(mask) : -1; |
| 42 |
} |
42 |
} |
| 43 |
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43 |
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