blob: 2a19c0a95b5d6b759a7d25442ebe04b3bc2ed1e0 [file] [log] [blame]
; 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: %index.next = add nuw 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
}