[clang] [llvm] [AArch64] Support preserve_none calling convention (PR #91046)

[Daniel Kiss via cfe-commits]

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@@ -7949,9 +7966,10 @@ AArch64TargetLowering::LowerCall(CallLoweringInfo &CLI,
       ++NumTailCalls;
   }
 
-  if (!IsTailCall && CLI.CB && CLI.CB->isMustTailCall())
+  if (!IsTailCall && CLI.CB && CLI.CB->isMustTailCall()) {
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DanielKristofKiss wrote:

if with 1 statement doesn't need braces.

https://github.com/llvm/llvm-project/pull/91046