; RUN: opt %loadPolly -polly-scops -pass-remarks-analysis="polly-scops" \ ; RUN: -polly-allow-differing-element-types \ ; RUN: -analyze < %s 2>&1 | FileCheck %s ; ; ; void foo(long n, long m, char A[][m]) { ; for (long i = 0; i < n; i++) ; for (long j = 0; j < m / 4; j++) ; *(float *)&A[i][4 * j] = A[i][j]; ; } ; ; We do not yet correctly handle multi-dimensional arrays which are accessed ; through different base types. Verify that we correctly bail out. ; ; CHECK: Delinearization assumption: { : false } ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @foo(i64 %n, i64 %m, i8* %A) { bb: br label %bb1 bb1: ; preds = %bb20, %bb %i.0 = phi i64 [ 0, %bb ], [ %tmp21, %bb20 ] %tmp = icmp slt i64 %i.0, %n br i1 %tmp, label %bb2, label %bb22 bb2: ; preds = %bb1 br label %bb3 bb3: ; preds = %bb17, %bb2 %j.0 = phi i64 [ 0, %bb2 ], [ %tmp18, %bb17 ] %tmp4 = sdiv i64 %m, 4 %tmp5 = icmp slt i64 %j.0, %tmp4 br i1 %tmp5, label %bb6, label %bb19 bb6: ; preds = %bb3 %tmp7 = mul nsw i64 %i.0, %m %tmp8 = getelementptr inbounds i8, i8* %A, i64 %tmp7 %tmp9 = getelementptr inbounds i8, i8* %tmp8, i64 %j.0 %tmp10 = load i8, i8* %tmp9, align 1 %tmp11 = sitofp i8 %tmp10 to float %tmp12 = shl nsw i64 %j.0, 2 %tmp13 = mul nsw i64 %i.0, %m %tmp14 = getelementptr inbounds i8, i8* %A, i64 %tmp13 %tmp15 = getelementptr inbounds i8, i8* %tmp14, i64 %tmp12 %tmp16 = bitcast i8* %tmp15 to float* store float %tmp11, float* %tmp16, align 4 br label %bb17 bb17: ; preds = %bb6 %tmp18 = add nuw nsw i64 %j.0, 1 br label %bb3 bb19: ; preds = %bb3 br label %bb20 bb20: ; preds = %bb19 %tmp21 = add nuw nsw i64 %i.0, 1 br label %bb1 bb22: ; preds = %bb1 ret void }