diff options
Diffstat (limited to 'llvm/unittests/IR/ConstantRangeTest.cpp')
| -rw-r--r-- | llvm/unittests/IR/ConstantRangeTest.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/unittests/IR/ConstantRangeTest.cpp b/llvm/unittests/IR/ConstantRangeTest.cpp index 692d151..b9d8fe0 100644 --- a/llvm/unittests/IR/ConstantRangeTest.cpp +++ b/llvm/unittests/IR/ConstantRangeTest.cpp @@ -821,6 +821,16 @@ TEST_F(ConstantRangeTest, UDiv) { EXPECT_EQ(Some.udiv(Some), ConstantRange(APInt(16, 0), APInt(16, 0x111))); EXPECT_EQ(Some.udiv(Wrap), ConstantRange(APInt(16, 0), APInt(16, 0xaaa))); EXPECT_EQ(Wrap.udiv(Wrap), Full); + + + ConstantRange Zero(APInt(16, 0)); + EXPECT_EQ(Zero.udiv(One), Zero); + EXPECT_EQ(Zero.udiv(Full), Zero); + + EXPECT_EQ(ConstantRange(APInt(16, 0), APInt(16, 99)).udiv(Full), + ConstantRange(APInt(16, 0), APInt(16, 99))); + EXPECT_EQ(ConstantRange(APInt(16, 10), APInt(16, 99)).udiv(Full), + ConstantRange(APInt(16, 0), APInt(16, 99))); } TEST_F(ConstantRangeTest, URem) { |