blob: 8e7ef93c27342d7abaf5701756618b5cf08d97d9 [file] [log] [blame]
; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
; CHECK: Assumed Context:
; CHECK-NEXT: [N] -> { : }
; CHECK-NEXT: Invalid Context:
; CHECK-NEXT: [N] -> { : N <= 0 or N >= 1152921504606846976 }
;
; CHECK: Domain :=
; CHECK-NEXT: [N] -> { Stmt_bb[i0] : 0 <= i0 < N; Stmt_bb[0] : N <= 0 };
;
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"
define void @f(i64* nocapture %a, i64 %N) nounwind {
entry:
br label %bb
bb: ; preds = %bb, %entry
%i = phi i64 [ %N, %entry ], [ %i.dec, %bb ]
%scevgep = getelementptr inbounds i64, i64* %a, i64 %i
store i64 %i, i64* %scevgep
%i.dec = add nsw i64 %i, -1
%exitcond = icmp ugt i64 %i.dec, 0
br i1 %exitcond, label %bb, label %return
return: ; preds = %bb, %entry
ret void
}