src/third_party/llvm-project/llvm/test/Transforms/IndVarSimplify/shrunk-constant.ll

; RUN: opt < %s -scalar-evolution -analyze | FileCheck %s

; CHECK: -->  (1 + (zext i4 {-8,+,-8}<%loop> to i32))<nuw><nsw>

define fastcc void @foo() nounwind {
entry:
	br label %loop

loop:
	%i = phi i32 [ 0, %entry ], [ %t2, %loop ]
	%t0 = add i32 %i, 9
	%t1 = and i32 %t0, 9
        store i32 %t1, i32* null
	%t2 = add i32 %i, 8
	br label %loop
}