1 ; RUN: opt -S -basicaa -licm < %s | FileCheck %s
3 target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
4 target triple = "i686-pc-windows-msvc18.0.0"
6 @v = common global i32 zeroinitializer, align 4
8 ; Make sure the store to v is not sunk past the memset
11 ; CHECK-NEXT: store i32 1, i32* @v
12 ; CHECK-NEXT: tail call void @llvm.memset
14 ; CHECK-NEXT: ret i32 0
16 define i32 @main(i1 %k) {
21 store i32 1, i32* @v, align 4
22 tail call void @llvm.memset.p0i8.i32(i8* align 4 bitcast (i32* @v to i8*), i8 0, i32 4, i1 false)
26 br i1 %k, label %for.body, label %end
32 declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i1)