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| ; RUN: opt -loop-reduce %s -S -o - | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f80:128:128-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32-S32"
target triple = "i686-pc-win32"
; <rdar://problem/14199725> Assertion failed: (CurScaleCost >= 0 && "Legal addressing mode has an illegal cost!")
; CHECK-LABEL: @scalingFactorCrash(
define void @scalingFactorCrash() {
br i1 undef, label %1, label %24
; <label>:1 ; preds = %0
br i1 undef, label %2, label %24
; <label>:2 ; preds = %1
br i1 undef, label %3, label %24
; <label>:3 ; preds = %2
br i1 undef, label %4, label %24
; <label>:4 ; preds = %3
br i1 undef, label %24, label %6
; <label>:5 ; preds = %6
br i1 undef, label %24, label %7
; <label>:6 ; preds = %6, %4
br i1 undef, label %6, label %5
; <label>:7 ; preds = %9, %5
br label %8
; <label>:8 ; preds = %8, %7
br i1 undef, label %9, label %8
; <label>:9 ; preds = %8
br i1 undef, label %7, label %10
; <label>:10 ; preds = %9
br i1 undef, label %24, label %11
; <label>:11 ; preds = %10
br i1 undef, label %15, label %13
; <label>:12 ; preds = %14
br label %15
; <label>:13 ; preds = %11
br label %14
; <label>:14 ; preds = %14, %13
br i1 undef, label %14, label %12
; <label>:15 ; preds = %12, %11
br i1 undef, label %16, label %24
; <label>:16 ; preds = %16, %15
%17 = phi i32 [ %21, %16 ], [ undef, %15 ]
%18 = sub i32 %17, 1623127498
%19 = getelementptr inbounds i32, i32* undef, i32 %18
store i32 undef, i32* %19, align 4
%20 = add i32 %17, 1623127499
%21 = add i32 %20, -1623127498
%22 = add i32 %21, -542963121
%23 = icmp ult i32 %22, undef
br i1 undef, label %16, label %24
; <label>:24 ; preds = %16, %15, %10, %5, %4, %3, %2, %1, %0
ret void
}
|