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1; RUN: opt %loadNPMPolly '-passes=polly<no-default-opts>' -S < %s 2>&1 | not FileCheck %s2 3;#include <string.h>4;#include <stdio.h>5;#define N 10216;7;int main () {8; int i;9; int A[N];10; int red;11;12; memset(A, 0, sizeof(int) * N);13;14; A[0] = 1;15; A[1] = 1;16; red = 0;17;18; __sync_synchronize();19;20; for (i = 2; i < N; i++) {21; A[i] = A[i-1] + A[i-2];22; red += A[i-2];23; }24;25; __sync_synchronize();26;27; if (red != 382399368)28; return 1;29;}30 31target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"32 33define i32 @main() nounwind {34; <label>:035 %A = alloca [1021 x i32], align 16 ; <ptr> [#uses=6]36 %1 = getelementptr inbounds [1021 x i32], ptr %A, i32 0, i32 0 ; <ptr> [#uses=1]37 call void @llvm.memset.p0.i64(ptr %1, i8 0, i64 4084, i32 1, i1 false)38 %2 = getelementptr inbounds [1021 x i32], ptr %A, i32 0, i32 0 ; <ptr> [#uses=1]39 %3 = getelementptr inbounds i32, ptr %2, i64 0 ; <ptr> [#uses=1]40 store i32 1, ptr %341 %4 = getelementptr inbounds [1021 x i32], ptr %A, i32 0, i32 0 ; <ptr> [#uses=1]42 %5 = getelementptr inbounds i32, ptr %4, i64 1 ; <ptr> [#uses=1]43 store i32 1, ptr %544 fence seq_cst45 br label %646 47; <label>:7 ; preds = %13, %048 %indvar = phi i64 [ %indvar.next, %13 ], [ 0, %0 ] ; <i64> [#uses=5]49 %red.0 = phi i32 [ 0, %0 ], [ %12, %13 ] ; <i32> [#uses=2]50 %scevgep = getelementptr [1021 x i32], ptr %A, i64 0, i64 %indvar ; <ptr> [#uses=2]51 %tmp = add i64 %indvar, 2 ; <i64> [#uses=1]52 %scevgep1 = getelementptr [1021 x i32], ptr %A, i64 0, i64 %tmp ; <ptr> [#uses=1]53 %tmp2 = add i64 %indvar, 1 ; <i64> [#uses=1]54 %scevgep3 = getelementptr [1021 x i32], ptr %A, i64 0, i64 %tmp2 ; <ptr> [#uses=1]55 %exitcond = icmp ne i64 %indvar, 1019 ; <i1> [#uses=1]56 br i1 %exitcond, label %7, label %1457 58; <label>:8 ; preds = %659 %8 = load i32, ptr %scevgep3 ; <i32> [#uses=1]60 %9 = load i32, ptr %scevgep ; <i32> [#uses=1]61 %10 = add nsw i32 %8, %9 ; <i32> [#uses=1]62 store i32 %10, ptr %scevgep163 %11 = load i32, ptr %scevgep ; <i32> [#uses=1]64 %12 = add nsw i32 %red.0, %11 ; <i32> [#uses=1]65 br label %1366 67; <label>:14 ; preds = %768 %indvar.next = add i64 %indvar, 1 ; <i64> [#uses=1]69 br label %670 71; <label>:15 ; preds = %672 %red.0.lcssa = phi i32 [ %red.0, %6 ] ; <i32> [#uses=1]73 fence seq_cst74 %15 = icmp ne i32 %red.0.lcssa, 382399368 ; <i1> [#uses=1]75 br i1 %15, label %16, label %1776 77; <label>:17 ; preds = %1478 br label %1779 80; <label>:18 ; preds = %16, %1481 %.0 = phi i32 [ 1, %16 ], [ 0, %14 ] ; <i32> [#uses=1]82 ret i32 %.083}84 85declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i32, i1) nounwind86 87; CHECK: Could not generate independent blocks88