; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s ; ; void f(int *A, int *B) { ; while (A != B) { ; *A = *A + 1; ; A++; ; } ; } ; ; CHECK: Invalid Context: ; CHECK-NEXT: [A, B] -> { : (4*floor((A - B)/4) < A - B) or (4*floor((-A + B)/4) = -A + B and B >= 9223372036854775808 + A) or (4*floor((-A + B)/4) = -A + B and B <= -4 + A) } ; ; CHECK: Domain := ; CHECK-NEXT: [A, B] -> { Stmt_while_body[i0] : 4*floor((-A + B)/4) = -A + B and i0 >= 0 and 4i0 <= -4 - A + B } ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @f(i32* %A, i32* %B) { entry: br label %entry.split entry.split: br i1 true, label %while.cond, label %while.end while.cond: ; preds = %while.body, %entry %A.addr.0 = phi i32* [ %A, %entry.split ], [ %incdec.ptr, %while.body ] %cmp = icmp eq i32* %A.addr.0, %B br i1 %cmp, label %while.end, label %while.body while.body: ; preds = %while.cond %tmp = load i32, i32* %A.addr.0, align 4 %add = add i32 %tmp, 1 store i32 %add, i32* %A.addr.0, align 4 %incdec.ptr = getelementptr i32, i32* %A.addr.0, i64 1 br label %while.cond while.end: ; preds = %while.cond ret void }