2 files changed, 30 insertions, 0 deletions
diff --git a/llvm/unittests/ADT/APFloatTest.cpp b/llvm/unittests/ADT/APFloatTest.cpp
index 141282e..30f0a8e5 100644
--- a/llvm/unittests/ADT/APFloatTest.cpp
+++ b/llvm/unittests/ADT/APFloatTest.cpp
@@ -10176,4 +10176,11 @@ TEST(APFloatTest, hasSignBitInMSB) {
   EXPECT_FALSE(APFloat::hasSignBitInMSB(APFloat::Float8E8M0FNU()));
 }
 
+TEST(APFloatTest, FrexpQuietSNaN) {
+  APFloat SNaN = APFloat::getSNaN(APFloat::PPCDoubleDouble());
+  int Exp;
+  APFloat Result = frexp(SNaN, Exp, APFloat::rmNearestTiesToEven);
+  EXPECT_FALSE(Result.isSignaling());
+}
+
 } // namespace
diff --git a/llvm/unittests/ADT/BitTest.cpp b/llvm/unittests/ADT/BitTest.cpp
index 88ae36c..eaed4e1 100644
--- a/llvm/unittests/ADT/BitTest.cpp
+++ b/llvm/unittests/ADT/BitTest.cpp
@@ -247,6 +247,29 @@ TEST(BitTest, BitWidth) {
   EXPECT_EQ(64, llvm::bit_width(uint64_t(0xffffffffffffffffull)));
 }
 
+TEST(BitTest, BitWidthConstexpr) {
+  static_assert(llvm::bit_width_constexpr(0u) == 0);
+  static_assert(llvm::bit_width_constexpr(1u) == 1);
+  static_assert(llvm::bit_width_constexpr(2u) == 2);
+  static_assert(llvm::bit_width_constexpr(3u) == 2);
+  static_assert(llvm::bit_width_constexpr(4u) == 3);
+  static_assert(llvm::bit_width_constexpr(5u) == 3);
+  static_assert(llvm::bit_width_constexpr(6u) == 3);
+  static_assert(llvm::bit_width_constexpr(7u) == 3);
+  static_assert(llvm::bit_width_constexpr(8u) == 4);
+
+  static_assert(llvm::bit_width_constexpr(255u) == 8);
+  static_assert(llvm::bit_width_constexpr(256u) == 9);
+  static_assert(llvm::bit_width_constexpr(257u) == 9);
+
+  static_assert(
+      llvm::bit_width_constexpr(std::numeric_limits<uint16_t>::max()) == 16);
+  static_assert(
+      llvm::bit_width_constexpr(std::numeric_limits<uint32_t>::max()) == 32);
+  static_assert(
+      llvm::bit_width_constexpr(std::numeric_limits<uint64_t>::max()) == 64);
+}
+
 TEST(BitTest, CountlZero) {
   uint8_t Z8 = 0;
   uint16_t Z16 = 0;