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; RUN: opt < %s -indvars -S | FileCheck %s
; Provide legal integer types.
target datalayout = "n8:16:32:64"
define void @foo(i64* nocapture %x, i32 %n) nounwind {
; CHECK-LABEL: @foo(
; CHECK-NOT: sext
; CHECK: phi
; CHECK-NOT: phi
entry:
%tmp102 = icmp sgt i32 %n, 0 ; <i1> [#uses=1]
br i1 %tmp102, label %bb.nph, label %return
bb.nph: ; preds = %entry
br label %bb
bb: ; preds = %bb7, %bb.nph
%i.01 = phi i32 [ %tmp6, %bb7 ], [ 0, %bb.nph ] ; <i32> [#uses=3]
%tmp1 = sext i32 %i.01 to i64 ; <i64> [#uses=1]
%tmp4 = getelementptr i64, i64* %x, i32 %i.01 ; <i64*> [#uses=1]
store i64 %tmp1, i64* %tmp4, align 8
%tmp6 = add i32 %i.01, 1 ; <i32> [#uses=2]
br label %bb7
bb7: ; preds = %bb
%tmp10 = icmp slt i32 %tmp6, %n ; <i1> [#uses=1]
br i1 %tmp10, label %bb, label %bb7.return_crit_edge
bb7.return_crit_edge: ; preds = %bb7
br label %return
return: ; preds = %bb7.return_crit_edge, %entry
ret void
}
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