1; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa -polly-allow-modref-calls '-passes=print<polly-detect>' -disable-output < %s 2>&1 | FileCheck %s -check-prefix=MODREF 2; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa '-passes=print<polly-detect>' -disable-output < %s 2>&1 | FileCheck %s 3; 4; CHECK-NOT: Valid Region for Scop: for.body => for.end 5; MODREF: Valid Region for Scop: for.body => for.end 6; 7; #pragma readonly 8; int func(int *A); 9; 10; void jd(int *A) { 11; for (int i = 0; i < 1024; i++) 12; A[i + 2] = func(A); 13; } 14; 15target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 16 17declare i32 @func(ptr %A) #1 18 19define void @jd(ptr %A) { 20entry: 21 br label %for.body 22 23for.body: ; preds = %entry, %for.inc 24 %i = phi i64 [ 0, %entry ], [ %i.next, %for.inc ] 25 %call = call i32 @func(ptr %A) 26 %tmp = add nsw i64 %i, 2 27 %arrayidx = getelementptr inbounds i32, ptr %A, i64 %tmp 28 store i32 %call, ptr %arrayidx, align 4 29 br label %for.inc 30 31for.inc: ; preds = %for.body 32 %i.next = add nuw nsw i64 %i, 1 33 %exitcond = icmp ne i64 %i.next, 1024 34 br i1 %exitcond, label %for.body, label %for.end 35 36for.end: ; preds = %for.inc 37 ret void 38} 39 40attributes #1 = { nounwind readonly } 41