xref: /llvm-project/llvm/test/Transforms/LoopVectorize/pr37515.ll (revision 872f7000fc6a2945c715dd701984560b0a98105c)
1; RUN: opt -passes='loop-vectorize' -S -pass-remarks-missed=loop-vectorize < %s 2>&1 | FileCheck %s
2;
3; FP primary induction is not supported in LV. Make sure Legal bails out.
4;
5; CHECK: loop not vectorized
6
7define void @PR37515() {
8entry:
9  br label %loop
10
11loop:
12  %p = phi float [ 19.0, %entry ], [ %a, %loop ]
13  %a = fadd fast float %p, -1.0
14  %m = fmul fast float %a, %a
15  %c = fcmp fast ugt float %a, 2.0
16  br i1 %c, label %loop, label %exit
17
18exit:
19  unreachable
20}
21