test/Transforms/TailCallElim/return-undef.ll


1
2
3
4
5
6
7
8

; RUN: llvm-as < %s | opt -tailcallelim | llvm-dis | grep sub &&
; RUN: llvm-as < %s | opt -tailcallelim | llvm-dis | not grep call

int %test(int %X) {
	%Y = sub int %X, 1
	%Z = call int %test(int %Y)
	ret int undef
}