; RUN: opt -S -basicaa -licm < %s | FileCheck %s target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" target triple = "i686-pc-windows-msvc18.0.0" ; Make sure the store to v is not sunk past the memset ; CHECK-LABEL: @main ; CHECK: for.body: ; CHECK-NEXT: store i8 1, i8* %p ; CHECK-NEXT: store i8 2, i8* %p1 ; CHECK-NEXT: call void @llvm.memset ; CHECK: end: ; CHECK-NEXT: ret i32 0 define i32 @main(i1 %k, i8* %p) { entry: %p1 = getelementptr i8, i8* %p, i32 1 br label %for.body for.body: store i8 1, i8* %p, align 1 store i8 2, i8* %p1, align 1 call void @llvm.memset.p0i8.i32(i8* %p, i8 255, i32 4, i32 1, i1 false) br label %for.latch for.latch: br i1 %k, label %for.body, label %end end: ret i32 0 } declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1)