| ; PR45220 | |
| ; RUN: opt -S -jump-threading < %s | FileCheck %s | |
| declare i1 @NOP() | |
| define dso_local i32 @f(i1 %b, i1 %u) sanitize_memory { | |
| entry: | |
| br i1 %b, label %if.end, label %if.else | |
| if.else: | |
| %call = call i1 @NOP() | |
| br label %if.end | |
| if.end: | |
| ; Check that both selects in this BB are still in place, | |
| ; and were not replaced with a conditional branch. | |
| ; CHECK: phi | |
| ; CHECK-NEXT: phi | |
| ; CHECK-NEXT: select | |
| ; CHECK-NEXT: select | |
| ; CHECK-NEXT: ret | |
| %u1 = phi i1 [ true, %if.else ], [ %u, %entry ] | |
| %v = phi i1 [ %call, %if.else ], [ false, %entry ] | |
| %s = select i1 %u1, i32 22, i32 0 | |
| %v1 = select i1 %v, i32 %s, i32 42 | |
| ret i32 %v1 | |
| } | |