SCEVHandle AddRecStart = AddRec->getStart();
AddRecStart = SE->getSCEVAtScope(AddRecStart, UseLoop);
SCEVHandle AddRecStride = AddRec->getStepRecurrence(*SE);
- AddRecStride = SE->getSCEVAtScope(AddRecStride, UseLoop);
// FIXME: If Start contains an SCEVAddRecExpr from a different loop, other
// than an outer loop of the current loop, reject it. LSR has no concept of
--- /dev/null
+; RUN: llvm-as < %s | opt -analyze -iv-users -disable-output | grep {Stride i64 {1,+,2}<loop>:}
+
+; The value of %r is dependent on a polynomial iteration expression.
+
+define i64 @foo(i64 %n) {
+entry:
+ br label %loop
+
+loop:
+ %indvar = phi i64 [ 0, %entry ], [ %indvar.next, %loop ]
+ %indvar.next = add i64 %indvar, 1
+ %c = icmp eq i64 %indvar.next, %n
+ br i1 %c, label %exit, label %loop
+
+exit:
+ %r = mul i64 %indvar, %indvar
+ ret i64 %r
+}