1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -analyze -scalar-evolution 2*9880d681SAndroid Build Coastguard Worker; PR4537 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Worker; ModuleID = 'b.bc' 5*9880d681SAndroid Build Coastguard Workertarget 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" 6*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu" 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine i32 @test() { 9*9880d681SAndroid Build Coastguard Workerentry: 10*9880d681SAndroid Build Coastguard Worker %0 = load i32*, i32** undef, align 8 ; <i32*> [#uses=1] 11*9880d681SAndroid Build Coastguard Worker %1 = ptrtoint i32* %0 to i64 ; <i64> [#uses=1] 12*9880d681SAndroid Build Coastguard Worker %2 = sub i64 undef, %1 ; <i64> [#uses=1] 13*9880d681SAndroid Build Coastguard Worker %3 = lshr i64 %2, 3 ; <i64> [#uses=1] 14*9880d681SAndroid Build Coastguard Worker %4 = trunc i64 %3 to i32 ; <i32> [#uses=2] 15*9880d681SAndroid Build Coastguard Worker br i1 undef, label %bb10, label %bb4.i 16*9880d681SAndroid Build Coastguard Worker 17*9880d681SAndroid Build Coastguard Workerbb4.i: ; preds = %bb4.i, %entry 18*9880d681SAndroid Build Coastguard Worker %i.0.i6 = phi i32 [ %8, %bb4.i ], [ 0, %entry ] ; <i32> [#uses=2] 19*9880d681SAndroid Build Coastguard Worker %5 = sub i32 %4, %i.0.i6 ; <i32> [#uses=1] 20*9880d681SAndroid Build Coastguard Worker %6 = sext i32 %5 to i64 ; <i64> [#uses=1] 21*9880d681SAndroid Build Coastguard Worker %7 = udiv i64 undef, %6 ; <i64> [#uses=1] 22*9880d681SAndroid Build Coastguard Worker %8 = add i32 %i.0.i6, 1 ; <i32> [#uses=2] 23*9880d681SAndroid Build Coastguard Worker %phitmp = icmp eq i64 %7, 0 ; <i1> [#uses=1] 24*9880d681SAndroid Build Coastguard Worker %.not.i = icmp sge i32 %8, %4 ; <i1> [#uses=1] 25*9880d681SAndroid Build Coastguard Worker %or.cond.i = or i1 %phitmp, %.not.i ; <i1> [#uses=1] 26*9880d681SAndroid Build Coastguard Worker br i1 %or.cond.i, label %bb10, label %bb4.i 27*9880d681SAndroid Build Coastguard Worker 28*9880d681SAndroid Build Coastguard Workerbb10: ; preds = %bb4.i, %entry 29*9880d681SAndroid Build Coastguard Worker unreachable 30*9880d681SAndroid Build Coastguard Worker} 31