blob: 5fc6d9389e0d7b6d6204306e025a17340965b745 [file] [log] [blame]
; 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) {
%p1 = getelementptr i8, i8* %p, i32 1
br label %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
br i1 %k, label %for.body, label %end
ret i32 0
declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1)