diff options
Diffstat (limited to 'llvm/unittests')
-rw-r--r-- | llvm/unittests/ADT/APFloatTest.cpp | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/llvm/unittests/ADT/APFloatTest.cpp b/llvm/unittests/ADT/APFloatTest.cpp index a4445f6e465..55c3f48f00d 100644 --- a/llvm/unittests/ADT/APFloatTest.cpp +++ b/llvm/unittests/ADT/APFloatTest.cpp @@ -1313,7 +1313,21 @@ TEST(APFloatTest, roundToIntegral) { P = APFloat::getInf(APFloat::IEEEdouble, true); P.roundToIntegral(APFloat::rmTowardZero); EXPECT_TRUE(std::isinf(P.convertToDouble()) && P.convertToDouble() < 0.0); - +} + +TEST(APFloatTest, isInteger) { + APFloat T(-0.0); + EXPECT_TRUE(T.isInteger()); + T = APFloat(3.14159); + EXPECT_FALSE(T.isInteger()); + T = APFloat::getNaN(APFloat::IEEEdouble); + EXPECT_FALSE(T.isInteger()); + T = APFloat::getInf(APFloat::IEEEdouble); + EXPECT_FALSE(T.isInteger()); + T = APFloat::getInf(APFloat::IEEEdouble, true); + EXPECT_FALSE(T.isInteger()); + T = APFloat::getLargest(APFloat::IEEEdouble); + EXPECT_TRUE(T.isInteger()); } TEST(APFloatTest, getLargest) { |