xref: /llvm-project/libc/src/stdbit/stdc_first_trailing_zero_ull.cpp (revision 0ebf511ad011a83022edb171e044c98d9d16b1fa)
1 //===-- Implementation of stdc_first_trailing_zero_ull --------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "src/stdbit/stdc_first_trailing_zero_ull.h"
10 
11 #include "src/__support/common.h"
12 #include "src/__support/math_extras.h"
13 
14 namespace LIBC_NAMESPACE {
15 
16 LLVM_LIBC_FUNCTION(unsigned, stdc_first_trailing_zero_ull,
17                    (unsigned long long value)) {
18   return static_cast<unsigned>(first_trailing_zero(value));
19 }
20 
21 } // namespace LIBC_NAMESPACE
22