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1; RUN: opt %loadNPMPolly '-passes=polly-custom<ast>' -polly-print-ast -disable-output < %s | FileCheck %s2; XFAIL: *3 4;#include "limits.h"5;#define N 206;7;int main () {8; unsigned long long i;9; unsigned long long A[N];10;11; A[0] = 0;12;13; __sync_synchronize();14;15; for (i = 0; i < ULLONG_MAX; i++)16; A[0] = i;17;18; __sync_synchronize();19;20; if (A[0] == ULLONG_MAX - 1)21; return 0;22; else23; return 1;24;}25 26target 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"27 28define i32 @main() nounwind {29entry:30 %A = alloca [20 x i64], align 8 ; <ptr> [#uses=3]31 %arraydecay = getelementptr inbounds [20 x i64], ptr %A, i32 0, i32 0 ; <ptr> [#uses=1]32 %arrayidx = getelementptr inbounds i64, ptr %arraydecay, i64 0 ; <ptr> [#uses=1]33 store i64 0, ptr %arrayidx34 fence seq_cst35 br label %for.cond36 37for.cond: ; preds = %for.inc, %entry38 %0 = phi i64 [ 0, %entry ], [ %inc, %for.inc ] ; <i64> [#uses=3]39 %exitcond = icmp ne i64 %0, -1 ; <i1> [#uses=1]40 br i1 %exitcond, label %for.body, label %for.end41 42for.body: ; preds = %for.cond43 %arraydecay2 = getelementptr inbounds [20 x i64], ptr %A, i32 0, i32 0 ; <ptr> [#uses=1]44 %arrayidx3 = getelementptr inbounds i64, ptr %arraydecay2, i64 0 ; <ptr> [#uses=1]45 store i64 %0, ptr %arrayidx346 br label %for.inc47 48for.inc: ; preds = %for.body49 %inc = add i64 %0, 1 ; <i64> [#uses=1]50 br label %for.cond51 52for.end: ; preds = %for.cond53 fence seq_cst54 %arraydecay5 = getelementptr inbounds [20 x i64], ptr %A, i32 0, i32 0 ; <ptr> [#uses=1]55 %arrayidx6 = getelementptr inbounds i64, ptr %arraydecay5, i64 0 ; <ptr> [#uses=1]56 %tmp7 = load i64, ptr %arrayidx6 ; <i64> [#uses=1]57 %cmp8 = icmp eq i64 %tmp7, -2 ; <i1> [#uses=1]58 br i1 %cmp8, label %if.then, label %if.else59 60if.then: ; preds = %for.end61 br label %return62 63if.else: ; preds = %for.end64 br label %return65 66return: ; preds = %if.else, %if.then67 %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.else ] ; <i32> [#uses=1]68 ret i32 %retval.069}70 71; CHECK:for (c2=0;72