third_party/llvm-7.0/llvm/test/CodeGen/PowerPC/tailcall1.ll

; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- -tailcallopt | grep TC_RETURN
define fastcc i32 @tailcallee(i32 %a1, i32 %a2, i32 %a3, i32 %a4) {
entry:
	ret i32 %a3
}

define fastcc i32 @tailcaller(i32 %in1, i32 %in2) {
entry:
	%tmp11 = tail call fastcc i32 @tailcallee( i32 %in1, i32 %in2, i32 %in1, i32 %in2 )		; <i32> [#uses=1]
	ret i32 %tmp11
}