1; RUN: llc < %s -march=x86-64
2; PR4583
3
4define i32 @atomic_cmpset_long(i64* %dst, i64 %exp, i64 %src) nounwind ssp noredzone noimplicitfloat {
5entry:
6	%0 = call i8 asm sideeffect "\09lock ; \09\09\09cmpxchgq $2,$1 ;\09       sete\09$0 ;\09\091:\09\09\09\09# atomic_cmpset_long", "={ax},=*m,r,{ax},*m,~{memory},~{dirflag},~{fpsr},~{flags}"(i64* undef, i64 undef, i64 undef, i64* undef) nounwind		; <i8> [#uses=0]
7	br label %1
8
9; <label>:1		; preds = %entry
10	ret i32 undef
11}
12