[llvm] [LLVM][APFloat] Add APFloat support for 8-bit UE5M3 type (PR #210720)

[Diego Caballero via llvm-commits]

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@@ -1046,37 +1046,40 @@ TEST(APFloatTest, IsSmallestNormalized) {
     if (I == APFloat::S_Float8E8M0FNU)
       continue;
 
-    EXPECT_FALSE(APFloat::getZero(Semantics, false).isSmallestNormalized());
-    EXPECT_FALSE(APFloat::getZero(Semantics, true).isSmallestNormalized());
+    EXPECT_FALSE(APFloat::getZero(Semantics).isSmallestNormalized());
+    if (Semantics.hasSignedRepr)
+      EXPECT_FALSE(APFloat::getZero(Semantics, /* Negative */ true)
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dcaballe wrote:

use clang-tidy format: `/*Negative=*/ true` ?

https://github.com/llvm/llvm-project/pull/210720