1 //===-- Unittests for stdc_bit_floor_us -----------------------------------===// 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/__support/CPP/limits.h" 10 #include "src/stdbit/stdc_bit_floor_us.h" 11 #include "test/UnitTest/Test.h" 12 TEST(LlvmLibcStdcBitfloorUsTest,Zero)13TEST(LlvmLibcStdcBitfloorUsTest, Zero) { 14 EXPECT_EQ(LIBC_NAMESPACE::stdc_bit_floor_us(0U), 15 static_cast<unsigned short>(0)); 16 } 17 TEST(LlvmLibcStdcBitfloorUsTest,Ones)18TEST(LlvmLibcStdcBitfloorUsTest, Ones) { 19 for (unsigned i = 0U; i != USHRT_WIDTH; ++i) 20 EXPECT_EQ(LIBC_NAMESPACE::stdc_bit_floor_us(USHRT_MAX >> i), 21 static_cast<unsigned short>(1 << (USHRT_WIDTH - i - 1))); 22 } 23