llvm-project/llvm/test/Transforms/TailCallElim/dont-tce-tail-marked-call.ll

; RUN: opt < %s -tailcallelim -S | \
; RUN:    grep {call i32 @foo}

declare void @bar(i32*)

define i32 @foo(i32 %N) {
	%A = alloca i32, i32 %N		; <i32*> [#uses=2]
	store i32 17, i32* %A
	call void @bar( i32* %A )
	%X = tail call i32 @foo( i32 %N )		; <i32> [#uses=1]
	ret i32 %X
}