[clang] [llvm] [AArch64] Introduce new armv9.6 features (PR #111677)

[via cfe-commits]

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@@ -1413,6 +1424,9 @@ TEST(TargetParserTest, AArch64ExtensionFeatures) {
   EXPECT_TRUE(llvm::is_contained(Features, "+tlbiw"));
   EXPECT_TRUE(llvm::is_contained(Features, "+jsconv"));
   EXPECT_TRUE(llvm::is_contained(Features, "+complxnum"));
+  EXPECT_TRUE(llvm::is_contained(Features, "+lsfe"));
+  EXPECT_TRUE(llvm::is_contained(Features, "+fprcvt"));
+  EXPECT_TRUE(llvm::is_contained(Features, "+cmpbr"));
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SpencerAbson wrote:

I think we are missing `+sve-f16f32mm` here.

https://github.com/llvm/llvm-project/pull/111677