; RUN: opt %loadPolly -polly-process-unprofitable -polly-scops -polly-invariant-load-hoisting=true -analyze < %s | FileCheck %s ; ; CHECK: Invariant Accesses: ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb2[i0] -> MemRef_B[0] }; ; CHECK-NOT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1] ; CHECK-NOT: { Stmt_bb2[i0] -> MemRef_tmp[] }; ; ; void f(int *restrict A, int *restrict B) { ; for (int i = 0; i < 1024; i++) ; auto tmp = *B; ; // Split BB ; A[i] = tmp; ; } ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @f(i32* noalias %A, i32* noalias %B) { bb: br label %bb1 bb1: ; preds = %bb4, %bb %indvars.iv = phi i64 [ %indvars.iv.next, %bb4 ], [ 0, %bb ] %exitcond = icmp ne i64 %indvars.iv, 1024 br i1 %exitcond, label %bb2, label %bb5 bb2: ; preds = %bb1 %tmp = load i32, i32* %B, align 4 br label %bb2b bb2b: %tmp3 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv store i32 %tmp, i32* %tmp3, align 4 br label %bb4 bb4: ; preds = %bb2 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 br label %bb1 bb5: ; preds = %bb1 ret void }