[clang] [llvm] [HexFloat] add HexFloat to APFloat (PR #179771)

[via cfe-commits]

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@@ -1509,14 +1752,20 @@ class APFloat : public APFloatBase {
   bool isInfinity() const { return getCategory() == fcInfinity; }
   bool isNaN() const { return getCategory() == fcNaN; }
 
-  bool isNegative() const { return getIEEE().isNegative(); }
+  bool isNegative() const {
+    return isHexFloat() ? getHex().isNegative() : getIEEE().isNegative();
+  }
   bool isDenormal() const { APFLOAT_DISPATCH_ON_SEMANTICS(isDenormal()); }
-  bool isSignaling() const { return getIEEE().isSignaling(); }
+  bool isSignaling() const {
+    return (!isHexFloat()) && getIEEE().isSignaling();
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Ariel-Burton wrote:

Removed

https://github.com/llvm/llvm-project/pull/179771