llvm-project/llvm/test/Transforms/Inline/2008-09-02-AlwaysInline.ll

; RUN: opt < %s  -inline-threshold=0 -inline -S | not grep call 

define i32 @fn2() alwaysinline {
  ret i32 1
}

define i32 @fn3() {
   %r = call i32 @fn2()
   ret i32 %r
}