1; RUN: opt %loadPolly -polly-detect -analyze < %s | FileCheck %s 2 3; void f(long A[], long N) { 4; long i; 5; for (i = 0; i < N; ++i) 6; A[i] = i; 7; } 8 9target 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" 10 11define void @f(i64* %A, i64 %N) nounwind { 12entry: 13 fence seq_cst 14 br label %for.i 15 16for.i: 17 %indvar = phi i64 [ 0, %entry ], [ %indvar.next, %for.i ] 18 %scevgep = getelementptr i64, i64* %A, i64 %indvar 19 store i64 %indvar, i64* %scevgep 20 %indvar.next = add nsw i64 %indvar, 1 21 %exitcond = icmp eq i64 %indvar.next, %N 22 br i1 %exitcond, label %return, label %for.i 23 24return: 25 fence seq_cst 26 ret void 27} 28 29; CHECK: Valid Region for Scop: for.i => return 30