1; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa '-passes=print<polly-detect>' -disable-output < %s 2>&1 | FileCheck %s 2 3; void f(long A[], int N, int *init_ptr) { 4; long i, j; 5; 6; for (i = 0; i < N; ++i) { 7; init = *init_ptr; 8; for (i = 0; i < N; ++i) { 9; A[i] = init + 2; 10; } 11; } 12; } 13 14target 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" 15 16define void @f(ptr noalias %A, i64 %N, ptr noalias %init_ptr) nounwind { 17entry: 18 br label %for.i 19 20for.i: 21 %indvar.i = phi i64 [ 0, %entry ], [ %indvar.i.next, %for.i.end ] 22 %indvar.i.next = add nsw i64 %indvar.i, 1 23 br label %entry.next 24 25entry.next: 26 %init = load i64, ptr %init_ptr 27 br label %for.j 28 29for.j: 30 %indvar.j = phi i64 [ 0, %entry.next ], [ %indvar.j.next, %for.j ] 31 %init_plus_two = add i64 %init, 2 32 %scevgep = getelementptr i64, ptr %A, i64 %indvar.j 33 store i64 %init_plus_two, ptr %scevgep 34 %indvar.j.next = add nsw i64 %indvar.j, 1 35 %exitcond.j = icmp eq i64 %indvar.j.next, %N 36 br i1 %exitcond.j, label %for.i.end, label %for.j 37 38for.i.end: 39 %exitcond.i = icmp eq i64 %indvar.i.next, %N 40 br i1 %exitcond.i, label %return, label %for.i 41 42return: 43 ret void 44} 45 46; CHECK: Valid Region for Scop: for.i => return 47