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| author | Junio C Hamano <gitster@pobox.com> | 2015-03-05 13:13:02 -0800 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2015-03-05 13:13:02 -0800 |
| commit | abfed73ce8890db85e1a5851b4678321b0d1e8cc (patch) | |
| tree | 7c8fb5915082e088526afc4fb24e0d9de0c8c4e3 /ewah | |
| parent | 2250406bfdf8d9d890f53b651868363a304a7701 (diff) | |
| parent | bd4e8822da3bf6ce28a0c5f7c1bbf1b6341c0586 (diff) | |
| download | git-abfed73ce8890db85e1a5851b4678321b0d1e8cc.tar.gz | |
Merge branch 'jk/pack-bitmap' into maint
The pack bitmap support did not build with older versions of GCC.
* jk/pack-bitmap:
ewah: fix building with gcc < 3.4.0
Diffstat (limited to 'ewah')
| -rw-r--r-- | ewah/ewok.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/ewah/ewok.h b/ewah/ewok.h index f6ad190a03..13c6e20412 100644 --- a/ewah/ewok.h +++ b/ewah/ewok.h @@ -47,7 +47,8 @@ static inline uint32_t ewah_bit_popcount64(uint64_t x) return (x * 0x0101010101010101ULL) >> 56; } -#ifdef __GNUC__ +/* __builtin_ctzll was not available until 3.4.0 */ +#if defined(__GNUC__) && (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR > 3)) #define ewah_bit_ctz64(x) __builtin_ctzll(x) #else static inline int ewah_bit_ctz64(uint64_t x) |