; RUN: opt %loadPolly -polly-scops -analyze < %s -stats 2>&1 | FileCheck %s --check-prefix=RTA ; RUN: opt %loadPolly -polly-scops -polly-use-runtime-alias-checks=false -analyze < %s -stats 2>&1 | FileCheck %s --check-prefix=NORTA ; REQUIRES: asserts 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" define void @f(i32* nocapture %a, i32* nocapture %b) nounwind { bb.nph: %0 = tail call i32 (...) @rnd() nounwind ; [#uses=1] %1 = icmp eq i32 %0, 0 ; [#uses=1] %iftmp.0.0 = select i1 %1, i32* %b, i32* %a ; [#uses=2] br label %bb3 bb3: ; preds = %bb3, %bb.nph %i.06 = phi i64 [ 0, %bb.nph ], [ %tmp, %bb3 ] ; [#uses=3] %scevgep = getelementptr i32, i32* %a, i64 %i.06 ; [#uses=1] %scevgep7 = getelementptr i32, i32* %iftmp.0.0, i64 %i.06 ; [#uses=1] %tmp = add i64 %i.06, 1 ; [#uses=3] %scevgep8 = getelementptr i32, i32* %iftmp.0.0, i64 %tmp ; [#uses=1] %2 = load i32, i32* %scevgep, align 4 ; [#uses=1] %3 = load i32, i32* %scevgep8, align 4 ; [#uses=1] %4 = shl i32 %3, 1 ; [#uses=1] %5 = add nsw i32 %4, %2 ; [#uses=1] store i32 %5, i32* %scevgep7, align 4 %exitcond = icmp eq i64 %tmp, 64 ; [#uses=1] br i1 %exitcond, label %return, label %bb3 return: ; preds = %bb3 ret void } declare i32 @rnd(...) ; RTA: 1 polly-detect - Number of scops ; NORTA: 1 polly-detect - Number of rejected regions: Base address aliasing