File: smax.ll

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; RUN: opt %loadNPMPolly '-passes=print<polly-function-scops>' -disable-output < %s 2>&1 | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:32-n32-S64"

define void @foo(ptr noalias %data, ptr noalias %ptr, i32 %x_pos, i32 %w) {
entry:
  br label %for.body

for.body:
  %x = phi i32 [ 0, %entry ], [ %x.inc, %for.body ]
  %add = add nsw i32 %x, %x_pos
  %cmp1 = icmp sgt i32 %add, %w
  %cond = select i1 %cmp1, i32 %w, i32 %add
  %arrayidx = getelementptr inbounds i32, ptr %ptr, i32 %cond
  store i32 1, ptr %arrayidx
  %x.inc = add nsw i32 %x, 1
  %cmp = icmp slt i32 %x.inc, 2
  br i1 %cmp, label %for.body, label %for.end

for.end:
  ret void
}

; We check that there are only two parameters, but not a third one that
; represents the smax() expression. This test case comes from PR 18155.
; CHECK: [x_pos, w]