; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s ; void f(int a[], int N, unsigned P) { ; int i; ; for (i = 0; i < N; ++i) ; if (P > 42) ; a[i] = i; ; } ; The assumed context is the universe because the "signed-unsigned assumption" ; [P, N] -> { : N > 0 and P >= 0 } ; is implied by the execution domain. Thus if something is executed this ; assumption will hold. ; CHECK: Assumed Context: ; CHECK-NEXT: [P, N] -> { : } ; ; CHECK: Domain := ; CHECK-NEXT: [P, N] -> { Stmt_store[i0] : P >= 42 and 0 <= i0 < N }; 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, i64 %P) nounwind { entry: br label %bb bb: %i = phi i64 [ 0, %entry ], [ %i.inc, %bb.backedge ] %brcond = icmp uge i64 %P, 42 br i1 %brcond, label %store, label %bb.backedge store: %scevgep = getelementptr inbounds i64, i64* %a, i64 %i store i64 %i, i64* %scevgep br label %bb.backedge bb.backedge: %i.inc = add nsw i64 %i, 1 %exitcond = icmp eq i64 %i.inc, %N br i1 %exitcond, label %return, label %bb return: ret void }