1; PR45220 2; RUN: opt -S -passes=jump-threading < %s | FileCheck %s 3 4declare i1 @NOP() 5 6define dso_local i32 @f(i1 %b, i1 %u) sanitize_memory { 7entry: 8 br i1 %b, label %if.end, label %if.else 9 10if.else: 11 %call = call i1 @NOP() 12 br label %if.end 13 14if.end: 15; Check that both selects in this BB are still in place, 16; and were not replaced with a conditional branch. 17; CHECK: phi 18; CHECK-NEXT: phi 19; CHECK-NEXT: select 20; CHECK-NEXT: select 21; CHECK-NEXT: ret 22 %u1 = phi i1 [ true, %if.else ], [ %u, %entry ] 23 %v = phi i1 [ %call, %if.else ], [ false, %entry ] 24 %s = select i1 %u1, i32 22, i32 0 25 %v1 = select i1 %v, i32 %s, i32 42 26 ret i32 %v1 27} 28 29