; RUN: opt %loadNPMPolly '-passes=polly-custom' -polly-print-scops -disable-output -polly-allow-nonaffine < %s | FileCheck %s ; ; Verify if two independent reductions in same loop is detected ; ; CHECK: Stmt_for_body ; CHECK: Reduction Type: + ; CHECK-NEXT: MemRef_sum1[0] ; CHECK-NEXT: Reduction Type: + ; CHECK-NEXT: MemRef_sum1[0] ; ; CHECK: Stmt_for_body_b ; CHECK: Reduction Type: + ; CHECK-NEXT: MemRef_sum2[0] ; CHECK-NEXT: Reduction Type: + ; CHECK-NEXT: MemRef_sum2[0] ; ; int red(int *A, int *B, int *sum, int * prod, int n) { ; for (int i = 0; i < n; ++i) { ; *sum += A[i]; ; *prod += B[i]; ; } ; } target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target triple = "aarch64-unknown-linux-gnu" ; Function Attrs: nofree norecurse nosync nounwind memory(argmem: readwrite) uwtable define dso_local i32 @red(ptr nocapture noundef readonly %A, ptr nocapture noundef readonly %B, ptr nocapture noundef %sum1, ptr nocapture noundef %sum2, i32 noundef %n) local_unnamed_addr #0 { entry: %cmp7 = icmp sgt i32 %n, 0 br i1 %cmp7, label %for.body.preheader, label %for.cond.cleanup for.body.preheader: ; preds = %entry %wide.trip.count = zext nneg i32 %n to i64 br label %for.body for.cond.cleanup: ; preds = %for.body, %entry ret i32 undef for.body: ; preds = %for.body.preheader, %for.body %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ] %arrayidx = getelementptr inbounds i32, ptr %A, i64 %indvars.iv %0 = load i32, ptr %arrayidx %1 = load i32, ptr %sum1 %add = add nsw i32 %1, %0 store i32 %add, ptr %sum1 %arrayidx2 = getelementptr inbounds i32, ptr %B, i64 %indvars.iv %2 = load i32, ptr %arrayidx2 %3 = load i32, ptr %sum2 %add3 = add nsw i32 %3, %2 store i32 %add3, ptr %sum2 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count br i1 %exitcond.not, label %for.cond.cleanup, label %for.body }