1 ; RUN: llc < %s -mtriple=arm64-apple-iOS5.0 2 3 ; CPSR is not allocatable so fast allocatable wouldn't mark them killed. 4 ; rdar://9313272 5 6 define hidden void @t() nounwind { 7 entry: 8 %cmp = icmp eq i32* null, undef 9 %frombool = zext i1 %cmp to i8 10 store i8 %frombool, i8* undef, align 1 11 %tmp4 = load i8, i8* undef, align 1 12 %tobool = trunc i8 %tmp4 to i1 13 br i1 %tobool, label %land.lhs.true, label %if.end 14 15 land.lhs.true: ; preds = %entry 16 unreachable 17 18 if.end: ; preds = %entry 19 br i1 undef, label %land.lhs.true14, label %if.end33 20 21 land.lhs.true14: ; preds = %if.end 22 unreachable 23 24 if.end33: ; preds = %if.end 25 unreachable 26 } 27