1*9880d681SAndroid Build Coastguard Worker; RUN: opt -S -basicaa -licm < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" 4*9880d681SAndroid Build Coastguard Workertarget triple = "i686-pc-windows-msvc18.0.0" 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker@v = common global i32 zeroinitializer, align 4 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Worker; Make sure the store to v is not sunk past the memset 9*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @main 10*9880d681SAndroid Build Coastguard Worker; CHECK: for.body: 11*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: store i32 1, i32* @v 12*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: tail call void @llvm.memset 13*9880d681SAndroid Build Coastguard Worker; CHECK: end: 14*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ret i32 0 15*9880d681SAndroid Build Coastguard Worker 16*9880d681SAndroid Build Coastguard Workerdefine i32 @main(i1 %k) { 17*9880d681SAndroid Build Coastguard Workerentry: 18*9880d681SAndroid Build Coastguard Worker br label %for.body 19*9880d681SAndroid Build Coastguard Worker 20*9880d681SAndroid Build Coastguard Workerfor.body: 21*9880d681SAndroid Build Coastguard Worker store i32 1, i32* @v, align 4 22*9880d681SAndroid Build Coastguard Worker tail call void @llvm.memset.p0i8.i32(i8* bitcast (i32* @v to i8*), i8 0, i32 4, i32 4, i1 false) 23*9880d681SAndroid Build Coastguard Worker br label %for.latch 24*9880d681SAndroid Build Coastguard Worker 25*9880d681SAndroid Build Coastguard Workerfor.latch: 26*9880d681SAndroid Build Coastguard Worker br i1 %k, label %for.body, label %end 27*9880d681SAndroid Build Coastguard Worker 28*9880d681SAndroid Build Coastguard Workerend: 29*9880d681SAndroid Build Coastguard Worker ret i32 0 30*9880d681SAndroid Build Coastguard Worker} 31*9880d681SAndroid Build Coastguard Worker 32*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) 33