1 files changed, 20 insertions, 0 deletions
diff --git a/src/stdbit/stdc_count_zeros_uc.cpp b/src/stdbit/stdc_count_zeros_uc.cpp
new file mode 100644
index 000000000000..309ebb55e0fa
--- /dev/null
+++ b/src/stdbit/stdc_count_zeros_uc.cpp
@@ -0,0 +1,20 @@
+//===-- Implementation of stdc_count_zeros_uc -----------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/stdbit/stdc_count_zeros_uc.h"
+
+#include "src/__support/common.h"
+#include "src/__support/math_extras.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(unsigned, stdc_count_zeros_uc, (unsigned char value)) {
+  return static_cast<unsigned>(count_zeros(value));
+}
+
+} // namespace LIBC_NAMESPACE