| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| /// |
| /// \file |
| /// Implementation of towupper. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #include "src/wctype/towupper.h" |
| #include "hdr/types/wint_t.h" |
| #include "src/__support/common.h" |
| #include "src/__support/wctype_utils.h" |
| |
| namespace LIBC_NAMESPACE_DECL { |
| |
| LLVM_LIBC_FUNCTION(wint_t, towupper, (wint_t c)) { |
| if (c == static_cast<wint_t>(static_cast<wchar_t>(c))) |
| return static_cast<wint_t>(internal::toupper(static_cast<wchar_t>(c))); |
| return c; |
| } |
| |
| } // namespace LIBC_NAMESPACE_DECL |
