; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 | grep {(%esp}

declare sbyte* %llvm.returnaddress(uint)
declare sbyte* %llvm.frameaddress(uint)

sbyte *%test1() {
	%X = call sbyte* %llvm.returnaddress(uint 0)
	ret sbyte* %X
}

sbyte *%test2() {
	%X = call sbyte* %llvm.frameaddress(uint 0)
	ret sbyte* %X
}
