[llvm] [MemProf] Strip callsite metadata when inlining an unprofiled callsite (PR #110998)

[Snehasish Kumar via llvm-commits]

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@@ -90,10 +90,18 @@ entry:
 ; CHECK-LABEL: define dso_local noundef ptr @notprofiled
 define dso_local noundef ptr @notprofiled() #0 !dbg !66 {
 entry:
+  ;; When foo is inlined, both the memprof and callsite metadata should be
+  ;; stripped from the inlined call to new, as there is no callsite metadata on
+  ;; the call.
   ; CHECK: call {{.*}} @_Znam
   ; CHECK-NOT: !memprof
   ; CHECK-NOT: !callsite
   %call = call noundef ptr @_Z3foov(), !dbg !67
+  ;; When baz is inlined, the callsite metadata should be stripped from the
+  ;; inlined call to foo2, as there is no callsite metadata on the call.
+  ; CHECK: call {{.*}} @_Z4foo2v
+  ; CHECK-NOT: !callsite
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snehasish wrote:

I think adding a `CHECK: ret ptr` is preferred to bound the scope of this CHECK-NOT?

https://github.com/llvm/llvm-project/pull/110998