; RUN: opt < %s -analyze -delinearize | FileCheck %s ; void foo(long n, long m, long o, double A[n][m][o]) { ; ; for (long i = 0; i < n; i++) ; for (long j = 0; j < m; j++) ; for (long k = 0; k < o; k++) ; A[i][j][k] = 1.0; ; } ; AddRec: {{{%A,+,(8 * %m * %o)}<%for.i>,+,(8 * %o)}<%for.j>,+,8}<%for.k> ; CHECK: Base offset: %A ; CHECK: ArrayDecl[UnknownSize][%m][%o] with elements of 8 bytes. ; CHECK: ArrayRef[{0,+,1}<nuw><nsw><%for.i>][{0,+,1}<nuw><nsw><%for.j>][{0,+,1}<nuw><nsw><%for.k>] define void @foo(i64 %n, i64 %m, i64 %o, double* %A) { entry: br label %for.i for.i: %i = phi i64 [ 0, %entry ], [ %i.inc, %for.i.inc ] br label %for.j for.j: %j = phi i64 [ 0, %for.i ], [ %j.inc, %for.j.inc ] br label %for.k for.k: %k = phi i64 [ 0, %for.j ], [ %k.inc, %for.k.inc ] %subscript0 = mul i64 %i, %m %subscript1 = add i64 %j, %subscript0 %subscript2 = mul i64 %subscript1, %o %subscript = add i64 %subscript2, %k %idx = getelementptr inbounds double, double* %A, i64 %subscript store double 1.0, double* %idx br label %for.k.inc for.k.inc: %k.inc = add nsw i64 %k, 1 %k.exitcond = icmp eq i64 %k.inc, %o br i1 %k.exitcond, label %for.j.inc, label %for.k for.j.inc: %j.inc = add nsw i64 %j, 1 %j.exitcond = icmp eq i64 %j.inc, %m br i1 %j.exitcond, label %for.i.inc, label %for.j for.i.inc: %i.inc = add nsw i64 %i, 1 %i.exitcond = icmp eq i64 %i.inc, %n br i1 %i.exitcond, label %end, label %for.i end: ret void }