; RUN: opt %loadPolly -polly-detect-unprofitable -polly-scops -analyze < %s | FileCheck %s ; ; float f(float *A, int N) { ; float tmp = 0; ; for (int i = 0; i < N; i++) ; tmp += A[i]; ; } ; ; CHECK: Statements { ; CHECK-LABEL: Stmt_bb1 ; CHECK-NOT: Access ; CHECK: ReadAccess := [Reduction Type: NONE] ; CHECK: [N] -> { Stmt_bb1[i0] -> MemRef_tmp_0[] }; ; CHECK-NOT: Access ; CHECK: MustWriteAccess := [Reduction Type: NONE] ; CHECK: [N] -> { Stmt_bb1[i0] -> MemRef_tmp_0[] }; ; CHECK-NOT: Access ; CHECK-LABEL: Stmt_bb4 ; CHECK-NOT: Access ; CHECK: MustWriteAccess := [Reduction Type: NONE] ; CHECK: [N] -> { Stmt_bb4[i0] -> MemRef_tmp_0[] }; ; CHECK-NOT: Access ; CHECK: ReadAccess := [Reduction Type: NONE] ; CHECK: [N] -> { Stmt_bb4[i0] -> MemRef_tmp_0[] }; ; CHECK-NOT: Access ; CHECK: ReadAccess := [Reduction Type: NONE] ; CHECK: [N] -> { Stmt_bb4[i0] -> MemRef_A[i0] }; ; CHECK-NOT: Access ; CHECK: } target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @f(float* %A, i32 %N) { bb: %tmp = sext i32 %N to i64 br label %bb1 bb1: ; preds = %bb4, %bb %indvars.iv = phi i64 [ %indvars.iv.next, %bb4 ], [ 0, %bb ] %tmp.0 = phi float [ 0.000000e+00, %bb ], [ %tmp7, %bb4 ] %tmp2 = icmp slt i64 %indvars.iv, %tmp br i1 %tmp2, label %bb3, label %bb8 bb3: ; preds = %bb1 br label %bb4 bb4: ; preds = %bb3 %tmp5 = getelementptr inbounds float, float* %A, i64 %indvars.iv %tmp6 = load float, float* %tmp5, align 4 %tmp7 = fadd float %tmp.0, %tmp6 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 br label %bb1 bb8: ; preds = %bb1 br label %exit exit: ret void }