PTXAS only has the bug prior to CUDA 12.8 / PTX v8.2

Author: justinfargnoli

llvm/lib/Target/NVPTX/NVPTXSubtarget.h

@@ -95,9 +95,7 @@ class NVPTXSubtarget : public NVPTXGenSubtargetInfo {
   bool hasDotInstructions() const {
     return SmVersion >= 61 && PTXVersion >= 50;
   }
-  bool hasPTXASUnreachableBug() const {
-    return SmVersion < 70 && PTXVersion <= 74;
-  }
+  bool hasPTXASUnreachableBug() const { return PTXVersion <= 83; }
   bool hasCvtaParam() const { return SmVersion >= 70 && PTXVersion >= 77; }
   unsigned int getFullSmVersion() const { return FullSmVersion; }
   unsigned int getSmVersion() const { return getFullSmVersion() / 10; }