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| author | Quincey Koziol <koziol@hdfgroup.org> | 2006-03-07 03:26:31 (GMT) |
|---|---|---|
| committer | Quincey Koziol <koziol@hdfgroup.org> | 2006-03-07 03:26:31 (GMT) |
| commit | 5f59c68e7f8c2c6ad350646165616323650ae2ac (patch) | |
| tree | 1e108173f0a15978731f6c9897f78bff715bb6cc /src/H5Vprivate.h | |
| parent | 9e8c16d83cca2042885855fcfd535ea21897ff94 (diff) | |
| download | hdf5-5f59c68e7f8c2c6ad350646165616323650ae2ac.zip hdf5-5f59c68e7f8c2c6ad350646165616323650ae2ac.tar.gz hdf5-5f59c68e7f8c2c6ad350646165616323650ae2ac.tar.bz2 | |
[svn-r12017] Purpose:
Bug fix
Description:
Correct problem with new log2(n) routine on 64-bit machines.
Solution:
Put some casts in to make certain that the values are computed as 32-bit
integers.
Platforms tested:
Linux 2.4 (mir) - 64-bit
Diffstat (limited to 'src/H5Vprivate.h')
| -rw-r--r-- | src/H5Vprivate.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/H5Vprivate.h b/src/H5Vprivate.h index 55047cb..2deaeaf 100644 --- a/src/H5Vprivate.h +++ b/src/H5Vprivate.h @@ -319,7 +319,7 @@ H5V_vector_inc(int n, hsize_t *v1, const hsize_t *v2) *------------------------------------------------------------------------- */ static H5_inline unsigned -H5V_log2(unsigned n) +H5V_log2(uint32_t n) { static const unsigned MultiplyDeBruijnBitPosition[32] = { @@ -327,7 +327,7 @@ H5V_log2(unsigned n) 31, 27, 13, 23, 21, 19, 16, 7, 26, 12, 18, 6, 11, 5, 10, 9 }; - return(MultiplyDeBruijnBitPosition[(n * 0x077CB531UL) >> 27]); + return(MultiplyDeBruijnBitPosition[(n * (uint32_t)0x077CB531UL) >> 27]); } /* H5V_log2() */ #endif /* H5Vprivate_H */ |