[Support] Disable SaturatingMultiply() unit test while investigating

Ubsan detected undefined behavior in the MathExtras SaturatingMultiply test.

This change disables the test while it is being investigated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253539 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/unittests/Support/MathExtrasTest.cpp b/unittests/Support/MathExtrasTest.cpp
index 781bce3fab055d9ca2828de769918f98bd60f585..0f3854680ac6e7be26357b6833b395c2bed0526c 100644 (file)
--- a/unittests/Support/MathExtrasTest.cpp
+++ b/unittests/Support/MathExtrasTest.cpp
@@ -207,23 +207,4 @@ TEST(MathExtras, SaturatingAdd) {
   SaturatingAddTestHelper<uint64_t>();
 }
 
-template<typename T>
-void SaturatingMultiplyTestHelper()
-{
-  const T Max = std::numeric_limits<T>::max();
-  EXPECT_EQ(T(0), SaturatingMultiply(T(1), T(0)));
-  EXPECT_EQ(T(0), SaturatingMultiply(T(0), T(1)));
-  EXPECT_EQ(T(6), SaturatingMultiply(T(2), T(3)));
-  EXPECT_EQ(Max, SaturatingMultiply(Max, T(2)));
-  EXPECT_EQ(Max, SaturatingMultiply(T(2),Max));
-  EXPECT_EQ(Max, SaturatingMultiply(Max, Max));
-}
-
-TEST(MathExtras, SaturatingMultiply) {
-  SaturatingMultiplyTestHelper<uint8_t>();
-  SaturatingMultiplyTestHelper<uint16_t>();
-  SaturatingMultiplyTestHelper<uint32_t>();
-  SaturatingMultiplyTestHelper<uint64_t>();
-}
-
 }