; RUN: opt -basic-aa -da -analyze -enable-new-pm=0 < %s ; RUN: opt -aa-pipeline=basic-aa -passes='require,print' -disable-output < %s target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" ; Derived from the following code: ; ; void foo(long n, long m, double *A) { ; for (long i = 0; i < n; i++) ; for (long j = 0; j < m; j++) ; *(A + i * n + j) = 1.0; ; *(A + j * m + i) = 2.0; ; } define void @foo(i64 %n, i64 %m, 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 ] %tmp = mul nsw i64 %i, %m %vlaarrayidx.sum = add i64 %j, %tmp %arrayidx = getelementptr inbounds double, double* %A, i64 %vlaarrayidx.sum store double 1.0, double* %arrayidx %tmp1 = mul nsw i64 %j, %n %vlaarrayidx.sum1 = add i64 %i, %tmp1 %arrayidx1 = getelementptr inbounds double, double* %A, i64 %vlaarrayidx.sum1 store double 1.0, double* %arrayidx1 %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 }