[llvm] [llvm] Consistently respect `naked` fn attribute in `TargetFrameLowering::hasFP()` (PR #106014)

[Alexander Richardson via llvm-commits]

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@@ -0,0 +1,11 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc < %s -mtriple aarch64 | FileCheck %s -check-prefixes=NAKED
+
+define dso_local void @_start() naked "frame-pointer"="all" {
+; NAKED-LABEL: _start:
+; NAKED:       // %bb.0:
+; NAKED-NEXT:    mov w8, #42 // =0x2a
+; NAKED-NEXT:    blr x8
+  call void inttoptr (i32 42 to ptr)()
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arichardson wrote:

You could add another RUN line that uses `sed` to remove the naked attribute.

```
; RUN: sed 's/() naked /()/'< %s | llc -mtriple aarch64 | FileCheck %s -check-prefixes=NAKED
```

But since the function body is just two lines I'm not sure how much better that is.

https://github.com/llvm/llvm-project/pull/106014