| ; RUN: opt -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck %s |
| |
| ; Avoid crashing while trying to vectorize fcmp that can be folded to vector of |
| ; i1 true. |
| define void @test1() { |
| ; CHECK-LABEL: test1( |
| ; CHECK-LABEL: vector.body: |
| ; CHECK-NEXT: %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] |
| ; CHECK-NEXT: %broadcast.splatinsert = insertelement <4 x i32> undef, i32 %index, i32 0 |
| ; CHECK: %induction = add <4 x i32> %broadcast.splat, <i32 0, i32 1, i32 2, i32 3> |
| ; CHECK: %index.next = add i32 %index, 4 |
| |
| entry: |
| br label %loop |
| |
| loop: ; preds = %loop, %entry |
| %iv = phi i32 [ 0, %entry ], [ %ivnext, %loop ] |
| %fcmp = fcmp uno float 0.000000e+00, 0.000000e+00 |
| %ivnext = add nsw i32 %iv, 1 |
| %cnd = icmp sgt i32 %iv, 142 |
| br i1 %cnd, label %exit, label %loop |
| |
| exit: ; preds = %loop |
| ret void |
| } |
