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1; RUN: llc < %s -mtriple=x86_64--2; PR45833 4define i32 @atomic_cmpset_long(ptr %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}"(ptr elementtype(i64) undef, i64 undef, i64 undef, ptr elementtype(i64) undef) nounwind ; <i8> [#uses=0]7 br label %18 9; <label>:1 ; preds = %entry10 ret i32 undef11}12