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author | njn <njn@a5019735-40e9-0310-863c-91ae7b9d1cf9> | 2005-12-22 19:50:45 +0000 |
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committer | njn <njn@a5019735-40e9-0310-863c-91ae7b9d1cf9> | 2005-12-22 19:50:45 +0000 |
commit | cda391f285a5959c8df93f7edb183e2834b0e162 (patch) | |
tree | ddc3f44c9f65758718a4fdce4392fb468c22698f /include/pub_tool_libcbase.h | |
parent | 2537616350a5da4b9d8734d2bad86ed63622db9f (diff) | |
download | valgrind-cda391f285a5959c8df93f7edb183e2834b0e162.tar.gz |
Add comment about log2().
git-svn-id: svn://svn.valgrind.org/valgrind/trunk@5408 a5019735-40e9-0310-863c-91ae7b9d1cf9
Diffstat (limited to 'include/pub_tool_libcbase.h')
-rw-r--r-- | include/pub_tool_libcbase.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/pub_tool_libcbase.h b/include/pub_tool_libcbase.h index cc1a55e37..f9d0eeec5 100644 --- a/include/pub_tool_libcbase.h +++ b/include/pub_tool_libcbase.h @@ -111,7 +111,7 @@ extern Int VG_(memcmp) ( const void* s1, const void* s2, SizeT n ); extern void VG_(ssort)( void* base, SizeT nmemb, SizeT size, Int (*compar)(void*, void*) ); -/* Returns the base-2 logarithm of x. */ +/* Returns the base-2 logarithm of x. Returns -1 if x is not a power of two. */ extern Int VG_(log2) ( Int x ); // A pseudo-random number generator returning a random UInt. If pSeed |