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; REQUIRES: asserts
; RUN: opt -mtriple=x86_64-unknown-linux-gnu -loop-reduce -S < %s
; PR33077. Check the LSR Use formula to be inserted is already canonicalized and
; will not trigger assertion.
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; Function Attrs: uwtable
define void @foo() {
cHeapLvb.exit:
br label %not_zero48.us
not_zero48.us: ; preds = %not_zero48.us, %cHeapLvb.exit
%indvars.iv.us = phi i64 [ %indvars.iv.next.us.7, %not_zero48.us ], [ undef, %cHeapLvb.exit ]
%0 = phi i32 [ %13, %not_zero48.us ], [ undef, %cHeapLvb.exit ]
%indvars.iv.next.us = add nuw nsw i64 %indvars.iv.us, 1
%1 = add i32 %0, 2
%2 = getelementptr inbounds i32, i32 addrspace(1)* undef, i64 %indvars.iv.next.us
%3 = load i32, i32 addrspace(1)* %2, align 4
%4 = add i32 %0, 3
%5 = load i32, i32 addrspace(1)* undef, align 4
%6 = sub i32 undef, %5
%factor.us.2 = shl i32 %6, 1
%7 = add i32 %factor.us.2, %1
%8 = load i32, i32 addrspace(1)* undef, align 4
%9 = sub i32 %7, %8
%factor.us.3 = shl i32 %9, 1
%10 = add i32 %factor.us.3, %4
%11 = load i32, i32 addrspace(1)* undef, align 4
%12 = sub i32 %10, %11
%factor.us.4 = shl i32 %12, 1
%13 = add i32 %0, 8
%indvars.iv.next.us.7 = add nsw i64 %indvars.iv.us, 8
br label %not_zero48.us
}
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