1; RUN: opt %loadNPMPolly '-passes=print<polly-ast>' -disable-output < %s | FileCheck %s 2; RUN: opt %loadNPMPolly -passes=polly-codegen < %s 3 4;#define N 20 5;#include "limits.h" 6;long long A[N]; 7; 8;int main () { 9; long long i; 10; 11; A[0] = 0; 12; 13; __sync_synchronize(); 14; 15; i = 0; 16; 17; do { 18; A[0] = i; 19; ++i; 20; } while (i < LLONG_MAX); 21; 22; __sync_synchronize(); 23; 24; if (A[0] == LLONG_MAX - 1) 25; return 0; 26; else 27; return 1; 28;} 29 30target 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" 31 32@A = common global [20 x i64] zeroinitializer, align 8 ; <ptr> [#uses=1] 33 34define i32 @main() nounwind { 35entry: 36 store i64 0, ptr @A 37 fence seq_cst 38 br label %do.body 39 40do.body: ; preds = %do.cond, %entry 41 %0 = phi i64 [ 0, %entry ], [ %inc, %do.cond ] ; <i64> [#uses=2] 42 store i64 %0, ptr @A 43 %inc = add nsw i64 %0, 1 ; <i64> [#uses=2] 44 br label %do.cond 45 46do.cond: ; preds = %do.body 47 %exitcond = icmp ne i64 %inc, 9223372036854775807 ; <i1> [#uses=1] 48 br i1 %exitcond, label %do.body, label %do.end 49 50do.end: ; preds = %do.cond 51 fence seq_cst 52 %tmp3 = load i64, ptr @A ; <i64> [#uses=1] 53 %cmp4 = icmp eq i64 %tmp3, 9223372036854775806 ; <i1> [#uses=1] 54 br i1 %cmp4, label %if.then, label %if.else 55 56if.then: ; preds = %do.end 57 br label %return 58 59if.else: ; preds = %do.end 60 br label %return 61 62return: ; preds = %if.else, %if.then 63 %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.else ] ; <i32> [#uses=1] 64 ret i32 %retval.0 65} 66 67; CHECK: for (int c0 = 0; c0 <= 9223372036854775806; c0 += 1) 68; CHECK: Stmt_do_body(c0); 69